Xuts Labs
Intel Feed
Public cyber intel feed generated and curated by EXO.
Pakistan-Linked SideCopy Targets Afghanistan Finance Ministry with Xeno RAT
Cybersecurity researchers have disclosed details of a spear-phishing campaign likely undertaken by the Pakistan-aligned SideCopy group targeting Afghanistan's Ministry of Finance with an open-source remote access trojan called Xeno RAT. "The campaign opens with a spear phishing delivery - a ZIP archive containing a malicious LNK file bearing a carefully crafted Pashto-language filename,"
Dashlane Discloses Brute-Force Attack, Encrypted Vaults of Fewer Than 20 Users Downloaded
Password manager Dashlane has disclosed that "fewer than" 20 users on the personal subscription plan had their encrypted vaults downloaded following a brute-force attack launched by an unknown party. On May 31, 2026, the company said an "external" threat actor launched a brute-force attack against certain Dashlane user accounts with the aim of breaking two-factor authentication (2FA)
Hackers hijack thousands of sites for ClickFix and FakeUpdate attacks
A threat actor tracked as DriveSurge has been operating large-scale malware distribution campaigns using ClickFix and FakeUpdates techniques on compromised sites. [...]
Red Hat npm packages compromised to steal developer credentials
More than 30 npm packages under Red Hat's '@redhat-cloud-services' namespace were compromised in a supply-chain attack that distributed a new variant of the Shai-Hulud credential-stealing malware, dubbed "Miasma." [...]
Inspector general finds NIST mistakes have made vulnerability database ineffective
NIST’s National Vulnerability Database (NVD) backlog mushroomed from 13,000 unprocessed security vulnerabilities in February 2024 to more than 27,000 by the end of 2025, “undermining the NVD’s utility and public trust," according to an inspector general report.
Microsoft's Zero-Day Legal Threats Spark Backlash
After a disgruntled security researcher published several zero-day exploits in recent weeks, Microsoft seemingly indicated criminal charges were in order.
Dashlane password manager users locked out by brute force attacks
Multiple Dashlane users have been locked out of their accounts following brute-force attacks that attempted logins from distant locations and unknown devices. [...]
Miasma Supply Chain Attack Compromises Red Hat npm Packages with Credential-Stealing Worm
A new Mini Shai-Hulud supply chain attack campaign, codenamed Miasma, has compromised @redhat-cloud-services packages to steal credentials and secrets from developer machines and deliver a self-propagating worm. "This is effectively a Mini Shai-Hulud campaign: it uses the same core tactics of install-time execution, credential harvesting, CI/CD targeting, encrypted exfiltration, and potential
WordPress malware campaign hides payloads in Steam profiles
Nearly 2,000 WordPress websites were infected with malware that relies on Steam Community profile comments to hide command-and-control (C2) data. [...]
Patch Now: Another Palo Alto Auth Bypass Bug Under Active Exploit
Exploiting the PAN-OS GlobalProtect VPN vulnerability requires certain conditions, but adversaries have done so in two attack waves that started in mid-May.
Race Against Time: Why Faster Vulnerability Alerts Matter
Attackers are exploiting vulnerabilities faster than many organizations can identify and patch them. SecAlerts explains why faster vulnerability alerts can help reduce exposure and improve response times. [...]
⚡ Weekly Recap: New Linux Flaw, PAN-OS Exploit, AI-Powered Attacks, OAuth Phishing and More
Monday hit like a cron job with anger issues. A busted auth path here, a repo-side faceplant there, some "patched-ish" thing already getting chewed on in the wild, and then the usual bonus round: poisoned dev tools, sketchy forum chatter, phishing kits pretending to be productivity, and AI lowering the bar for people who already thought 'curl | sh' had a personality. The vibe is simple: old
Critical Windows Netlogon RCE flaw now exploited in attacks
The Centre for Cybersecurity Belgium (CCB), the country's national authority for cybersecurity, warned on Friday that threat actors are now exploiting a recently patched critical Windows Netlogon vulnerability in attacks. [...]
Microsoft says it will not pursue security researchers after zero-day backlash
Microsoft said it is taking the feedback seriously, adding: “To be clear about our approach to legal matters, we have no intention to pursue action against individuals conducting or publishing their security research.”
China-Aligned Groups Ramp Up Attacks: Dragon Weave Hits Czech Republic & Taiwan
A new cyber espionage campaign codenamed Operation Dragon Weave has been observed targeting officials and citizens in the Czech Republic and Taiwan to deliver an AdaptixC2 agent. According to Seqrite Labs, targets of the campaign include government, research, academic, technology, and financial services sectors. The activity entails distributing spear-phishing emails containing ZIP attachments
Containers on fire: from container escapes to supply chain attacks
We break down the primary attack vectors in containerized environments: exposed secrets, privilege misconfigurations, API compromise, and supply chain attacks.
OpenAI Codex Authentication Tokens Stolen in codexui-android npm Supply Chain Attack
Cybersecurity researchers have disclosed details of a new malicious supply chain campaign that's targeting developers using OpenAI Codex through a legitimate-looking remote web UI. The tool, named codexui-android, is advertised on GitHub and npm as a remote web UI for OpenAI Codex, attracting over 29,000 weekly downloads. The package is still available for download from the repository. What
Critical WP Maps Pro Flaw Actively Exploited to Create Admin Accounts
Threat actors are attempting to actively exploit a critical security flaw impacting WP Maps Pro, a WordPress plugin that has had over 15,000 sales on the Envato Market, to create malicious administrator accounts on susceptible sites. WP Maps Pro allows site owners to embed customizable Google Maps and OpenStreetMap with markers, listings, and advanced location features on WordPress sites. It is
Unknown hacker group targeted Russian maritime universities, diplomats for nearly two years
More than half of the attacks observed over the past year targeted educational institutions, particularly maritime universities and schools that train personnel for Russia's shipping, inland waterway and fishing industries.
WP Maps Pro bug exploited to create admin accounts on WordPress sites
Hackers are targeting WordPress websites running a vulnerable version of the WP Maps Pro plugin, which allows creating rogue administrator accounts without authentication. [...]
Dutch Authorities Dismantle Botnet Linked to 17 Million Infected Devices
Dutch authorities have announced the takedown of a botnet that enslaved millions of infected devices, including computers, tablets, smartphones, and IoT devices, to carry out malicious attacks. The bot network, per the Dutch Politie and the National Cyber Security Center (NCSC), consisted of at least 17 million infected devices. More than 200 servers located in the Netherlands acted as the
Palo Alto GlobalProtect VPN auth bypass flaw now exploited in attacks
Palo Alto Networks is warning that hackers are now exploiting a PAN-OS GlobalProtect authentication bypass flaw, tracked as CVE-2026-0257, in attacks attempting to breach corporate networks. [...]
New CIFSwitch Linux flaw gives root on multiple distributions
A newly discovered local privilege escalation vulnerability dubbed 'CIFSwitch' in the Linux kernel could allow attackers to forge CIFS authentication key descriptions, abuse the kernel's key request mechanism, and gain root privileges. [...]
PAN-OS GlobalProtect Authentication Bypass (CVE-2026-0257) Under Active Exploitation
Palo Alto Networks has warned that a recently disclosed medium-severity security flaw impacting PAN-OS and Prisma Access has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-0257 (CVSS score: 7.8), refers to a case of authentication bypass that could be exploited by bad actors to set up VPN connections. "Authentication bypass vulnerabilities in the
Malicious npm packages abuse dependency confusion to profile developer environments
A dependency confusion campaign leveraged 33 malicious npm packages to collect reconnaissance data from developer and build environments. This report details the attack chain, observed tradecraft, and detection opportunities to help organizations identify and disrupt related activity. The post Malicious npm packages abuse dependency confusion to profile developer environments appeared first on Microsoft Security Blog .
ChatGPT share links abused to host fake outage pages to deliver malware
Threat actors are abusing ChatGPT's content-sharing feature to display fake OpenAI outage pages that direct users to download malware disguised as the ChatGPT desktop application. [...]
ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface
Cybersecurity researchers have disclosed details of a vulnerability in OpenAI ChatGPT that leverages the artificial intelligence (AI) assistant's implicit trust in Markdown links and images to trigger prompt injections and open the door to phishing attacks. The technique has been codenamed ChatGPhish by Permiso Security. "The chatgpt.com response renderer trusts Markdown links and Markdown
Microsoft is named a Leader in the 2026 Gartner® Magic Quadrant™ for Endpoint Protection
Microsoft is named a Leader in the 2026 Gartner® Magic Quadrant™ for Endpoint Protection. The post Microsoft is named a Leader in the 2026 Gartner® Magic Quadrant™ for Endpoint Protection appeared first on Microsoft Security Blog .
Attackers Use LLM Agent for Post-Exploitation After Marimo CVE-2026-39987 Exploit
An unknown threat actor has been observed using a large language model (LLM) agent to conduct post-compromise actions after obtaining initial access following the exploitation of a publicly-accessible Marimo network using a recently disclosed vulnerability. "The attacker compromised an internet-reachable Marimo notebook via CVE-2026-39987, extracted two cloud credentials from the compromised
From $5 Attacks to Botnet-Powered Platforms: Inside the DDoS-as-a- Service Market
DDoS attacks are increasingly being sold like subscription services, complete with pricing tiers, support, and reseller programs. Flare explores how the DDoS-as-a-Service market has evolved from scattered tools into polished attack platforms. [...]
Dutch govt disrupts malware botnet with 17 million infected devices
Dutch authorities have taken offline a massive botnet of 17 million devices and seized more than 200 servers at a local provider that supported the operation. [...]
Microsoft calls zero-day releases ‘never justifiable’ as researcher threatens to drop more
Each vulnerability was published with working proof-of-concept code to the Microsoft-owned code repository GitHub, making them immediately available to both attackers and security professionals.
With Complex Cloud Integrations, Small Errors Lead to Major Compromises
Researchers discover an exploit chain combining over-permissioned roles, secrets discovery, and non-human identities that could have compromised a popular automation service.
'The Com' Cyberattacks Support Violence & Sexploitation
Your organization's security failures have consequences for everyone else too, since this neo-Nazi-infested criminal gang uses its cyber winnings to support more violent and widespread crimes.
New Russian-Linked GREYVIBE Targets Ukraine with AI-Powered Cyberattacks
A previously undocumented threat actor dubbed GREYVIBE has been attributed to ongoing and persistent attacks targeting Ukraine and Ukraine-related entities since at least August 2025. GREYVIBE, per WithSecure, is assessed to be a Russian-speaking group operating broadly in the Russian time zone, with the activities aligning with Kremlin state interests, specifically when it comes to
What’s in the container? Analyzing vulnerabilities, risks and protection with Kaspersky Container Security and the KIRA AI assistant
What are the main risks for container environments: vulnerabilities, supply chain attacks, configuration errors; how to improve container security and how Kaspersky Container Security with the KIRA AI assistant can help.
Kimsuky Deploys HTTPSpy, Expands Arsenal with HelloDoor and VS Code Tunnels
The North Korean state-sponsored threat actor known as Kimsuky (aka Velvet Chollima) has been attributed to a fresh set of cyber attacks targeting South Korean military and corporate entities through March and April 2026. "Kimsuky employed a range of tailored social engineering tactics, such as spoofing security software installation pages and crafting a fake Webex meeting page that leveraged
Typosquatted npm packages used to steal cloud and CI/CD secrets
The Mini Shai-Hulud campaign used malicious npm packages to target cloud and CI/CD credentials across developer environments. This report details the attack chain, detection opportunities, and mitigation guidance to help organizations identify and disrupt related activity. The post Typosquatted npm packages used to steal cloud and CI/CD secrets appeared first on Microsoft Security Blog .
GreyVibe hackers use ChatGPT, Gemini to power cyberattacks
A likely Russian threat cluster tracked as GreyVibe has been targeting Ukrainian entities with AI-generated lures and a rich set of custom malware tools. [...]
BTMOB Android malware service generates custom phishing payloads
An Android remote access trojan named BTMOB is offered to cybercriminals with a builder interface for generating malware payloads tailored to phishing lures. [...]
Dutch Raid Fails to Dent Russian Bulletproof Host
Dutch law enforcement seized 800 servers and arrested two operators of THE.Hosting but left the hosting provider's core IP address space intact.
Less panic patching, more precision
In this newsletter, Thor breaks down why you should stop relying solely on CVSS and start using EPSS and GCVE to focus your patching efforts on the threats that actually matter.
Hackers exploit FortiClient EMS flaw to push infostealer malware
Hackers are exploiting an authentication bypass vulnerability (CVE-2026-35616) in FortiClient Enterprise Management Server (EMS) to deliver an undocumented credential stealer called EKZ. [...]
Critical Gogs RCE Vulnerability Lets Any Authenticated User Execute Arbitrary Code
A critical security vulnerability has been disclosed in Gogs, a popular open-source self-hosted Git service, that allows an authenticated user to execute arbitrary code under certain conditions. The security flaw, per Rapid7, is rated 9.4 on the CVSS scoring system. It does not have a CVE identifier. "The vulnerability allows any authenticated user to achieve remote code execution (RCE) on
Threat Actors Exploit Critical FortiClient EMS Flaw to Deploy Credential Stealer
Threat actors are continuing to exploit a critical, now-patched security flaw impacting FortiClient Endpoint Management Server (EMS) deployments to deliver credential-stealing malware. "The campaign abused trusted endpoint management infrastructure to deliver malware across managed endpoints," Arctic Wolf said. "Threat actors disguised the credential stealer payload as a Fortinet endpoint
The Gentlemen ransomware: Dissecting a self-propagating Go encryptor
Microsoft Threat Intelligence presents a comprehensive analysis of The Gentlemen, a Go-based ransomware deployed by affiliates of Storm-2697 that combines per-file ephemeral key encryption with an aggressive self-propagation module to deploy itself across an entire network using series of simultaneous lateral movement techniques per target. The post The Gentlemen ransomware: Dissecting a self-propagating Go encryptor appeared first on Microsoft Security Blog .
New Gogs zero-day flaw lets hackers get remote code execution
An unpatched zero-day vulnerability in the Gogs self-hosted Git service can allow attackers to gain remote code execution (RCE) on Internet-facing instances. [...]
Cruise giant Carnival confirms data breach affecting nearly 6 million people
The company said the threat actor gained access to a limited portion of its IT environment last month after compromising an employee account. By the end of April, Carnival determined that the attacker had copied personal information from its systems.
Microsoft Slams Public Zero-Day Disclosures Amid GitHub Researcher Account Removal
Microsoft has come out strongly in favor of Coordinated Vulnerability Disclosure (CVD), urging the research community to share their findings and give affected vendors an opportunity to better understand the impact and address them before they are publicly disclosed. The development comes after a researcher named Chaotic Eclipse (aka Nightmare-Eclipse) disclosed details of multiple zero-day
Canadian man gets 33 years for using social media to coerce US children into sending sexual content
Prosecutors said the man spent years using fake online identities to contact children and manipulate them into sending sexually explicit images and videos.
Russia conducting daily attacks on UK 'from seabed to cyberspace,' spy chief warns
Anne Keast-Butler, director of GCHQ, said Russia's actions have prompted the agency to defend subsea cables and energy pipelines in British waters, disrupt Russian networks smuggling sanctioned technology and countering “reckless sabotage and assassination attempts.”
Romanian gets 5 years in prison for hacking Oregon govt network
A Romanian national was sentenced this week to 56 months in federal prison for breaking into an Oregon state government computer network and fr cyberattacks targeting dozens of other U.S. victims. [...]
2026 World Cup: Discussing The World’s Biggest Game’s Attack Surface
The 2026 World Cup presents major cyber risks from ransomware groups, state-aligned actors, and other groups targeting critical infrastructure. Learn more here. The post 2026 World Cup: Discussing The World’s Biggest Game’s Attack Surface appeared first on Unit 42 .
DICOM, Pydicom, GDCM, and Orthanc: A technical tour of what really happens in the heap
This white paper presents a concrete case study demonstrating the creation of a heap overflow vulnerability through the exploitation of the DICOM file format.
BTMOB RAT Spreads Across Brazil, LatAm via MaaS Model
An advanced remote access Trojan is propagating online. Notably, it's delivered via an operator licensing model and features a no-code malware-development interface.
JINX-0164 Targets Cryptocurrency Firms with Fake Recruiter Lures and macOS Malware
A new campaign orchestrated by a previously undocumented threat actor has targeted cryptocurrency organizations with an aim to facilitate digital asset theft using recruitment-themed social engineering and bespoke macOS malware. "These campaigns leveraged sophisticated social engineering techniques, custom macOS malware, and deep targeting of CI/CD infrastructure," Wiz researchers Shira Ayal,
Nordic CISOs Handle Rising Cyber Threats Remarkably Well
Artificial intelligence notwithstanding, the vast majority of CISOs in northern Europe say they're facing no more serious cyberattacks than they did two years ago.
Pirates in the crosshairs: how one cybercrime gang has been infecting book, movie, and TV show fans for years
Our experts continue to track attacks targeting consumers of pirated content, both books and movies. 2026 saw the discovery of new target sites with tens of millions of visitors, while the miner gained a RAT module.
GPU mining malware spreads via SEO poisoning, AI chatbots
Threat actors are targeting systems with high-performance computers in an ongoing cryptojacking campaign spread through a coordinated SEO poisoning operation that also manipulated AI chatbot recommendations. [...]
Reconstructing an Akira Ransomware Kill Chain from Perimeter and Endpoint Logs, (Wed, May 27th)
Most Akira write-ups focus on the ransom note or the encryption routine. By the time those show up the interesting forensic work is over. The questions that matter to defenders sit earlier. How did they get in. When did they get domain admin. What did they touch before the binary fired. Those answers live in the days before impact. They sit in two log sources that almost never get joined. The perimeter firewall and the Windows event channel.
Ransomware Actors Show Up In Person to Steal Law Firm Data
The FBI warned that the extortion gang Silent Ransom Group is targeting law firms and socially engineering its way into servers and databases.
AI-Assisted Exploit Development Outpaces Scanner Detection
Attackers are using AI to dramatically reduce the time they need to develop a working exploit for a CVE, according to new research.
Grandoreiro Malware and BTMOB RAT Campaigns Target Windows and Android Users
Latin America and Europe become the target of two banking trojan campaigns that are designed to infect Windows and Android devices with Grandoreiro and BTMOB malware, respectively. That's according to new findings from WatchGuard and ESET, which have observed the two malware families being used to single out companies in Spain, Portugal, and Mexico, as well as mobile users in Brazil. The
MediaArea heap-based buffer overflow vulnerabilities
Talos researchers find 4 heap-based buffer overflow vulnerabilities in MediaArea's MediaInfoLib.
Can you enforce strong Active Directory password rules without frustrating users?
Strong Active Directory passwords don't have to come at the expense of usability. Specops Software explains how passphrases, breached password protection, and self-service resets can improve security without frustrating users. [...]
Glassworm botnet disrupted after resilient C2 infrastructure takedown
The Glassworm botnet targeting developers in software supply-chain attacks has been disrupted after researchers took down its resilient command-and-control infrastructure relying on Solana blockchain transactions and the BitTorrent DHT network. [...]
Dutch police arrest man over cyber breach at Ajax football club
The suspect was detained in the central Dutch town of Buren, where law enforcement officers also searched his home and seized multiple digital storage devices, according to a statement released Tuesday by the Dutch National Police.
FBI warns of in-person data theft attacks from extortion gang
The FBI warned on Tuesday that the Silent Ransom Group (SRG) extortion gang is now targeting U.S.-based law firms in in-person data theft attacks. [...]
GlassWorm Malware Takedown Disrupts Developer Supply Chain Attack Infrastructure
CrowdStrike, in partnership with Google and the Shadowserver Foundation, has announced the simultaneous disruption of all command-and-control (C2) channels associated with GlassWorm, a persistent software chain campaign targeting software developers through malicious packages and extensions. "Since at least early 2025, GlassWorm operators have systematically targeted software developers, a
Gitea Vulnerability Exposes Private Container Images without Authentication
Cybersecurity researchers have disclosed a security flaw in Gitea, an open-source, self-hosted platform for version control, that allows unauthenticated remote attackers to pull private container images from Gitea deployments without requiring an account, password, or other credentials. The vulnerability, tracked as CVE-2026-27771 (CVSS score: N/A), affects all versions of Gitea prior to 1.26.2
CISA gives feds 4 days to patch actively exploited cPanel plugin flaw
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has given U.S. federal agencies four days to secure their servers against a critical vulnerability in the LiteSpeed cPanel user-end plugin, which is actively being exploited in attacks. [...]
Introducing EvidenceForge: Synthetic security logs that don’t look (as) fake
EvidenceForge generates high-quality, realistic, and consistent datasets across multiple log formats, enabling teams to effectively train personnel and validate detection models without the need for complex manual simulations.
AI Chatbot Recommendations Redirect Users to Cryptojacking Malware Sites
Microsoft has warned of an active cryptojacking campaign that makes use of artificial intelligence (AI) chatbot interactions as a mechanism for surfacing malicious download sites. "This emerging delivery technique extends social engineering beyond conventional search results and increases the visibility of malicious software recommendations," Microsoft Defender Experts and the Microsoft
From poisoned search results to GPU mining: A cryptojacking campaign abusing ScreenConnect and Microsoft .NET utilities
Microsoft exposes a cryptojacking campaign using SEO poisoning and ScreenConnect to target high-performance PCs, with malicious sites also surfaced through AI chatbots. The post From poisoned search results to GPU mining: A cryptojacking campaign abusing ScreenConnect and Microsoft .NET utilities appeared first on Microsoft Security Blog .
KnowledgeDeliver flaw exploited as a zero-day to install web shells
Hackers exploited a critical zero-day vulnerability in a server running the KnowledgeDeliver learning management system (LMS) to deploy the Godzilla web shell. [...]
Feeding Frenzy: 'Megalodon' Malware Infects Thousands of GitHub Repos
In just six hours, the campaign quietly pushed thousands of malicious commits to more than 5,500 GitHub repositories, stealing credentials, developer secrets, and more.
State Cyber Leaders Beg Congress for More Funding, Support
A recent congressional hearing highlighted how states are reeling from federal cutbacks to important cyber grants and information sharing initiatives amid damaging attacks to critical infrastructure.
The Hackers Behind Shai-Hulud: Lucky or Skilled?
TeamPCP, the hackers behind the Shai-Hulud worm, has done significant damage to the open source ecosystem. But it's not necessarily due to skill alone.
Microsoft Issues Out-of-Band SharePoint Patch
SharePoint access often means access to the keys of the kingdom, something attackers and defenders understand all too well.
Lithuania investigates theft of 600,000 state registry records by foreign actor
The Lithuanian Prosecutor General’s Office said Friday that attackers gained unauthorized access to more than 600,000 records managed by the Centre of Registers, the state agency responsible for handling property and legal entity records.
Microsoft Defender can now automatically isolate hacked endpoints
Microsoft is testing a new Defender for Endpoint capability that will automatically isolate compromised endpoints to thwart attackers' attempts to move laterally across the network. [...]
New AI DDoS Attacks Are Smarter. Learn How to Fight Back in This Webinar
Every single day, hackers are finding new ways to crash websites and steal data. But right now, something has changed. Hackers are no longer working alone. They are now using powerful Artificial Intelligence (AI) tools to make their attacks faster, stronger, and much harder to stop. According to recent updates from The Hacker News, bad actors are using AI to find weak spots in systems and
Microsoft Patches SharePoint RCE Flaw CVE-2026-45659 Across Server Versions
Microsoft has rolled out updates to fix a remote code execution vulnerability impacting SharePoint that could be exploited by bad actors in attacks without requiring any specialized conditions to be met. The vulnerability, tracked as CVE-2026-45659, carries a CVSS score of 8.8. It has been assigned an important severity. "Deserialization of untrusted data in Microsoft Office SharePoint allows
MFA Prompt Bombing: Why Your Second Factor Isn't Saving You
Multi-factor authentication (MFA) was supposed to close a critical gap in identity security. It meant that, even if an attacker possessed the account credentials, they couldn't log in without the second factor. While that logic was sound, attackers have now figured out that they don't need to steal the second factor: they just need the user to hand it over. If your workforce authenticates with
CERT-In Mandates 12-Hour Patching for Internet-Facing Flaws Amid AI-Assisted Attacks
The Indian Computer Emergency Response Team (CERT-In) has issued new guidelines requiring organizations to patch critical security vulnerabilities in internet-exposed systems within 12 hours of being flagged where "feasible" to safeguard against potential threats stemming from threat actors' abuse of artificial intelligence (AI) tools and large language models (LLMs) to automate vulnerability
CISA orders feds to patch actively exploited Drupal vulnerability
CISA has given U.S. government agencies until Wednesday evening to secure their servers against an SQL injection vulnerability in the Drupal content management system (CMS) that it flagged as actively exploited. [...]
KnowledgeDeliver LMS Flaw Exploited to Deploy Godzilla and Cobalt Strike
A now-patched high-severity security flaw affecting Digital Knowledge KnowledgeDeliver, a Learning Management System (LMS) popular in Japan, was exploited as a zero-day to deliver the Godzilla web shell and ultimately facilitate the deployment of Cobalt Strike Beacon. The vulnerability, tracked as CVE-2026-5426 (CVSS score: 7.5), stems from the use of hard-coded ASP.NET machine keys, leading to
Dutch authorities arrest men suspected of providing infrastructure for Russian cyber operations
Investigators seized more than 800 servers as they arrested two men suspected of violating European sanctions and assisting pro-Russian cyberattacks and disinformation campaigns.
2 PhaaS 2 Furious: The Evolution of Chinese-language Phishing Services
Written by: Jamie Collier While Russian-speaking threat actors have historically dominated the phishing-as-a-service (PhaaS) landscape, a rival ecosystem is rapidly growing within the Chinese-language underground. Google Threat Intelligence Group (GTIG) analyzed a dozen current PhaaS offerings in the Chinese underground, all of them mature services and many likely tied intricately to the broader criminal ecosystem in that region. These services not only lower the barrier to entry for Chinese cyb
Exploitation of KnowledgeDeliver via ViewState Deserialization Vulnerability
Written by: Takahiro Sugiyama, Peter Revelant, Mathew Potaczek Introduction In late 2025, Mandiant responded to a security incident involving a compromised web server running KnowledgeDeliver . KnowledgeDeliver is a Learning Management System (LMS) developed by Digital Knowledge commonly used in Japan. Mandiant identified a critical vulnerability that allowed unauthenticated Remote Code Execution (RCE). An unknown threat actor leveraged this access to inject malicious code into the LMS platform,
TeamPCP Supply Chain Campaign: Activity Through 2026-05-24, (Mon, May 25th)
TeamPCP now operates across three package ecosystems in parallel, it reached GitHub&#;x26;#;39;s own internal codebase, it trojanized an officially Microsoft-published Python SDK, and it appears to have open-sourced its own framework on GitHub.
Ghost CMS CVE-2026-26980 Exploited to Hijack 700+ Sites for ClickFix Attacks
Threat actors are exploiting a recently disclosed critical security flaw in Ghost CMS to inject malicious JavaScript code with an aim to fuel ClickFix attacks. According to QiAnXin XLab, the activity involves the exploitation of CVE-2026-26980 (CVSS score: 9.4), an SQL injection vulnerability in Ghost's Content API that could allow an unauthenticated attacker to read arbitrary data from the
Lazarus Deploys RemotePE Memory-Only RAT Against Financial and Crypto Firms
Cybersecurity researchers have shed light on a cross-platform malware called RemotePE that has been put to use by the North Korea-linked Lazarus Group in attacks targeting financial and cryptocurrency organizations. RemotePE, per NCC Group subsidiary Fox-IT, is part of a multi-stage attack chain that involves two loaders tracked as DPAPILoader and RemotePELoader. "DPAPILoader decrypts and
TrapDoor Supply Chain Attack Spreads Credential-Stealing Malware via npm, PyPI, and CratesIO
A new coordinated cross-ecosystem software supply chain attack campaign has targeted npm, PyPI, and Crates.io to distribute credential-stealing malware. The campaign, codenamed TrapDoor, spans more than 34 malicious packages across over 384 versions. The earliest activity was recorded on May 22, 2026, at 8:20 p.m. UTC, with new packages published to the ecosystems in waves from a cluster of
Wireshark 4.6.6 Released, (Sun, May 24th)
Wireshark release 4.6.6 fixes 1 vulnerability and 11 bugs.
Ghost CMS SQL injection flaw exploited in large-scale ClickFix campaign
A large-scale campaign is exploiting a critical SQL injection vulnerability (CVE-2026-26980) in Ghost CMS to inject malicious JavaScript code that triggers ClickFix attack flows. [...]
Laravel Lang packages hijacked to deploy credential-stealing malware
A supply chain attack targeting the Laravel Lang localization packages has exposed developers to a sophisticated credential-stealing malware campaign after attackers abused GitHub version tags to distribute malicious code through Composer packages. [...]
npm Adds 2FA-Gated Publishing and Package Install Controls Against Supply Chain Attacks
GitHub has rolled out new controls for npm to improve the security of the software supply chain, giving maintainers the ability to explicitly approve a release prior to the packages becoming publicly available for installation. Called staged publishing, the feature is now generally available on npm. It mandates that a human maintainer pass a two-factor authentication (2FA) challenge to approve
Packagist Supply Chain Attack Infects 8 Packages Using GitHub-Hosted Linux Malware
A new "coordinated" supply chain attack campaign has impacted eight packages on Packagist including malicious code designed to run a Linux binary retrieved from a GitHub Releases URL. "Although the affected packages were all Composer packages, the malicious code was not added to composer.json," Socket said. "Instead, it was inserted into package.json, targeting projects that ship JavaScript
Laravel-Lang PHP Packages Compromised to Deliver Cross-Platform Credential Stealer
Cybersecurity researchers have flagged a fresh software supply chain attack campaign that has targeted multiple PHP packages belonging to Laravel-Lang to deliver a comprehensive credential-stealing framework. The affected packages include - laravel-lang/lang laravel-lang/http-statuses laravel-lang/attributes laravel-lang/actions "The timing and pattern of the newly published tags
LiteSpeed cPanel Plugin CVE-2026-48172 Exploited to Run Scripts as Root
A maximum-severity security vulnerability impacting LiteSpeed User-End cPanel Plugin has come under active exploitation in the wild. The flaw, tracked as CVE-2026-48172 (CVSS score: 10.0), relates to an instance of incorrect privilege assignment that an attacker could abuse to run arbitrary scripts with elevated permissions. "Any cPanel user (including an attacker or a compromised account) may
Drupal Core SQL Injection Bug Actively Exploited, Added to CISA KEV
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a recently patched critical security flaw impacting Drupal Core to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The vulnerability in question is CVE-2026-9082 (CVSS score: 6.5), an SQL injection vulnerability affecting all supported versions of Drupal Core. "Drupal Core
An Example of Stack String in High Level Language, (Sat, May 23rd)
This week, I'm attending the SEC670[1] training (“Red Teaming Tools - Developing Windows Implants, Shellcode, Command and Control”). From my point of view, this training fits perfectly with FOR610 or FOR710 (malware analysis) because it addresses malware from the opposite: Instead of performing reverse engineering, you write malicious code! Always interesting to have another point of view.
CISA to allow researchers to report vulnerabilities to exploited bugs catalog
The Cybersecurity and Infrastructure Security Agency (CISA) announced the creation of a nomination form on Thursday that they said enables “researchers, vendors, and industry partners” to report bugs that need to be added to the Known Exploited Vulnerabilities catalog.
FBI warns of Kali365 phishing-as-a-service after April Microsoft 365 attacks
The law enforcement agency published an advisory on Thursday about Kali365 — a Telegram-based service for cybercriminals that allows them to capture legitimate "OAuth" tokens enabling widespread access to Microsoft 365 environments.
First VPN Dismantled in Global Takedown Over Use by 25 Ransomware Groups
Authorities in Europe and North America have announced the dismantling of a criminal virtual private network (VPN) service used by criminal actors to obscure the origins of ransomware attacks, data theft, scanning, and denial-of-service attacks. The disruption of First VPN Service was led by France and the Netherlands, with several other nations supporting the investigation since December
Netherlands seizes 800 servers of hosting firm enabling cyberattacks
Financial crime investigators in the Netherlands (FIOD) arrested two men and seized 800 servers linked to a web hosting company that enabled cyberattacks, interference operations, and disinformation campaigns. [...]
Microsoft recognized as a Leader in The Forrester Wave™ for Workforce Identity Security Platforms
Microsoft has been recognized as a Leader in The Forrester Wave™: Workforce Identity Security Platforms, Q2 2026, receiving the highest scores in both the current offering and strategy categories. The post Microsoft recognized as a Leader in The Forrester Wave™ for Workforce Identity Security Platforms appeared first on Microsoft Security Blog .
From edge appliance to enterprise compromise: Multi-stage Linux intrusion via F5 and Confluence
A multi-stage attack on Linux devices began with an exposed F5 BIG-IP edge appliance and pivoted to an internal Confluence server for credential theft and identity compromise. Learn how the threat actor attempted Kerberos relay and lateral movement, and how Microsoft Defender detected, blocked, and unraveled the attack. The post From edge appliance to enterprise compromise: Multi-stage Linux intrusion via F5 and Confluence appeared first on Microsoft Security Blog .
Ghostwriter Targets Ukraine Government Entities with Prometheus Phishing Malware
The Belarus-aligned threat actor known as Ghostwriter (aka UAC-0057 and UNC1151Ukraine's National Security and Defense Council) has been observed using lures related to Prometheus, a Ukrainian online learning platform, to target government organizations in the country. The activity, per the Computer Emergency Response Team of Ukraine (CERT-UA), involves sending phishing emails to government
Microsoft Security success stories: How St. Luke’s and ManpowerGroup are securing AI foundations
How Frontier firms secure AI at scale: read how Microsoft customers embed governance, identity, and cloud security to make protection an enabler of AI growth. The post Microsoft Security success stories: How St. Luke’s and ManpowerGroup are securing AI foundations appeared first on Microsoft Security Blog .
Trend Micro warns of Apex One zero-day exploited in the wild
Japanese cybersecurity software company Trend Micro has addressed an Apex One zero-day vulnerability exploited in attacks targeting Windows systems. [...]
Verizon DBIR: Healthcare Fends Off Increased Social Engineering Attacks
Ransomware and vendor breaches persist. The "2026 Data Breach Investigations Report" (DBIR) highlights how evolving social engineering tactics make the sector more vulnerable.
Drupal: Critical SQL injection flaw now targeted in attacks
Drupal is warning that hackers are attempting to exploit a "highly critical" SQL injection vulnerability announced earlier this week. [...]
Ubiquiti patches three max severity UniFi OS vulnerabilities
Ubiquiti has released security updates to patch three maximum severity vulnerabilities in UniFi OS that can be exploited by remote attackers without privileges. [...]
Megalodon GitHub Attack Targets 5,561 Repos with Malicious CI/CD Workflows
Cybersecurity researchers have disclosed details of a new automated campaign called Megalodon that has pushed 5,718 malicious commits to 5,561 GitHub repositories within a six-hour window. "Using throwaway accounts and forged author identities (build-bot, auto-ci, ci-bot, pipeline-bot), the attacker injected GitHub Actions workflows containing base64-encoded bash payloads that exfiltrate CI
Making Vulnerable Drivers Exploitable Without Hardware - The BYOVD Perspective
1 Introduction This article provides a technical analysis of how many Windows kernel mode drivers can be interacted with from user mode without the hardware they were developed for. This work was motivated by driver-oriented vulnerability research and the need to evaluate the exploitability of individual findings, which frequently affect code whose reachability is hardware-gated. The
Paved With Intent: ROADtools and Nation-State Tactics in the Cloud
Open-source framework ROADtools is being misused by threat actors for cloud intrusions. Learn how to identify its malicious use. The post Paved With Intent: ROADtools and Nation-State Tactics in the Cloud appeared first on Unit 42 .
Cloud Atlas activity in the second half of 2025 and early 2026: new tools and a new payload
Cloud Atlas attacks the public sector and diplomatic structures of Russia and Belarus, using ReverseSocks, SSH, and Tor for persistence in infected systems and its new tool, PowerCloud.
Kimwolf DDoS Botnet Operator Arrested in Canada Over DDoS-for-Hire Attacks
The U.S. Department of Justice (DoJ) on Thursday announced the arrest of a Canadian man in connection with allegedly operating a distributed denial-of-service (DDoS) botnet known as Kimwolf. In tandem, Jacob Butler (aka Dort), 23, Ottawa, Canada, has been charged with offenses related to the development and operation of the botnet. Kimwolf is assessed to be a variant of AISURU. "Kimwolf
China's Webworm Uses Discord, Microsoft Graphs to Hack EU Governments
The advanced persistent threat group also relied on SOCKS proxies like SoftEther VPN, tunneling tools that act as a middleman between victim and attacker.
CISA Adds Exploited Langflow and Trend Micro Apex One Vulnerabilities to KEV
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added two security flaws impacting Langflow and Trend Micro Apex One to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerabilities in question are listed below - CVE-2025-34291 (CVSS score: 9.4) - An origin validation error vulnerability in Langflow that could
Cisco Patches CVSS 10.0 Secure Workload REST API Flaw Enabling Data Access
Cisco has rolled out updates for a maximum-severity security flaw impacting Secure Workload that could allow an unauthenticated, remote attacker to access sensitive data. Tracked as CVE-2026-20223 (CVSS score: 10.0), the vulnerability arises from insufficient validation and authentication when accessing REST API endpoints. "An attacker could exploit this vulnerability if they are able to send
The art of being ungovernable
In this edition of the Threat Source newsletter, William explores the value of being "ungovernable" in a professional setting, sharing how challenging the status quo and seeking out the smartest people in the room can lead to a more fulfilling and successful career.
What’s new in Microsoft Security: May 2026
Microsoft Security’s latest updates extend visibility, control, and protection across expanding ecosystems as organizations accelerate AI adoption. The post What’s new in Microsoft Security: May 2026 appeared first on Microsoft Security Blog .
UK plans for cybercrime law reform would protect almost no one, experts warn
The proposals would require researchers to cease activity the moment a vulnerability is identified, meaning they could not confirm it was real, assess its severity or determine its exploitability.
Showboat Linux Malware Hits Middle East Telecom with SOCKS5 Proxy Backdoor
Cybersecurity researchers have disclosed details of a new Linux malware dubbed Showboat that has been put to use in a campaign targeting a telecommunications provider in the Middle East since at least mid-2022. "Showboat is a modular post-exploitation framework designed for Linux systems, capable of spawning a remote shell, transferring files, and functioning as a SOCKS5 proxy," Lumen
Chinese APTs Share Linux Backdoor in Central Asia Telco Attacks
"Showboat" doesn't show off, but clearly it doesn't need to, as it's long helped China spy on small market communications providers.
Chinese hackers target telcos with new Linux, Windows malware
A Chinese cyber-espionage campaign has been targeting telecommunications providers with newly discovered Linux and Windows malware dubbed Showboat and JFMBackdoor, respectively. [...]
Max severity Cisco Secure Workload flaw gives Site Admin privileges
Cisco has released security updates to address a maximum-severity vulnerability in Secure Workload that allows attackers to gain Site Admin privileges. [...]
Selective HTTP Proxying in Linux, (Thu, May 21st)
Recently, Rob wrote about a tool, Proxifier, that can intercept requests from specific processes. Proxifier is available for Windows, macOS, and Android. But I have not seen a generic Linux option yet. The advantage of a tool like Proxifier is the ability to target specific software. For debugging, reverse engineering, and similar tasks, selecting a specific process is quite useful, as it creates less noise to sift through and simplifies analysis.
Police seize “First VPN” service used in ransomware, data theft attacks
A virtual private network service called 'First VPN,' used in ransomware and data theft attacks, has been taken offline in a joint international law enforcement operation. [...]
Content Delivery Exploit Opens Websites to Brand Hijacking
The Underminr domain-fronting attack allows threat actors to modify Web requests and leverage trusted websites to cloak malicious activity.
ThreatsDay Bulletin: Linux Rootkits, Router 0-Day, AI Intrusions, Scam Kits and 25 New Stories
This week starts small. A token leaks. A bad package slips in. A login trick works. An old tool shows up again. At first, it feels like the usual mess. Then you see the pattern: attackers are not always breaking in. They are using the parts we already trust. That is what makes it worrying. The danger is in normal things now - updates, apps, cloud buttons, support chats, trusted accounts. AI
Microsoft Warns of Two Actively Exploited Defender Vulnerabilities
Microsoft has disclosed that a privilege escalation and a denial-of-service flaw in Defender has come under active exploitation in the wild. The former, tracked as CVE-2026-41091, is rated 7.8 on the CVSS scoring system. Successful exploitation of the flaw could allow an attacker to gain SYSTEM privileges. "Improper link resolution before file access ('link following') in Microsoft Defender
When Identity is the Attack Path
Consider a cached access key on a single Windows machine. It got there the way most cached credentials do - a user logged in, and the key stored itself automatically. Standard AWS behavior. No one misconfigured anything or violated a policy. Yet that single key, which was easily accessible to a minor-league attacker, could have opened a path to some 98% of entities in the company's cloud
Microsoft warns of new Defender zero-days exploited in attacks
On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities that have been exploited in zero-day attacks. [...]
9-Year-Old Linux Kernel Flaw Enables Root Command Execution on Major Distros
Cybersecurity researchers have disclosed details of a vulnerability in the Linux kernel that remained undetected for nine years. The vulnerability, tracked as CVE-2026-46333 (CVSS score: 5.5), is a case of improper privilege management that could permit an unprivileged local user to disclose sensitive files and execute arbitrary commands as root on default installations of several major
GitHub links repo breach to TanStack npm supply-chain attack
GitHub says the hackers who breached 3,800 internal repositories gained access via a malicious version of the Nx Console VS Code extension, compromised in last week's TanStack npm supply-chain attack. [...]
Highly Critical Drupal Core Flaw Exposes PostgreSQL Sites to RCE Attacks
Drupal has released security updates for a "highly critical" security vulnerability in Drupal Core that could be exploited by attackers to achieve remote code execution, privilege escalation, or information disclosure. The vulnerability, now tracked as CVE-2026-9082, carries a CVSS score of 6.5 out of 10.0, per CVE.org. Drupal said the vulnerability resides in a database abstraction API that is
Europe dismantles VPN service used by cybercriminals to hide ransomware attacks
The international operation targeted a service known as First VPN, which had been marketed for years on Russian-speaking cybercrime forums as a secure way for criminals to evade law enforcement.
Xi and Putin pledge closer cooperation on AI, cyberspace and satellite systems
In a lengthy joint statement, Moscow and Beijing pledged closer cooperation on satellite internet technologies and joint work on software development and open-source initiatives — part of a broader effort to reduce reliance on Western technology and build a more independent technological ecosystem capable of competing with countries both states consider “unfriendly.”
Ukraine identifies infostealer operator tied to 28,000 stolen accounts
The Ukrainian cyberpolice, working in conjunction with U.S. law enforcement, has identified an 18-year-old man from Odesa suspected of running an infostealer malware operation targeting users of an online store in California. [...]
Hackers bypass SonicWall VPN MFA due to incomplete patching
Threat actors brute-forced VPN credentials and bypassed multi-factor authentication (MFA) on SonicWall Gen6 SSL-VPN appliances to deploy tools used in ransomware attacks. [...]
Fake Android Apps Commit Carrier Billing Fraud for Premium Services
The disguised apps use WebView automation, JavaScript injection, and OTP interception to avoid detection and complete fraudulent subscriptions.
Mini Shai Hulud: Compromised @antv npm packages enable CI/CD credential theft
Compromised @antv npm packages deploy the Mini Shai-Hulud payload to steal CI/CD secrets from Linux-based automation environments. The malware executes during npm install and targets credentials across GitHub, AWS, Kubernetes, Vault, npm, and 1Password platforms. The post Mini Shai Hulud: Compromised @antv npm packages enable CI/CD credential theft appeared first on Microsoft Security Blog .
Microsoft Open-Sources RAMPART and Clarity to Secure AI Agents During Development
Microsoft has unveiled two new open-source tools called RAMPART and Clarity to assist developers in better testing the security of artificial intelligence (AI) agents. RAMPART, short for Risk Assessment and Measurement Platform for Agentic Red Teaming, functions as a Pytest-native safety and security testing framework for writing and running safety and security tests for AI agents, covering
Patch Now: Critical Flaw in OT Robot OS Gives Attackers Control
An unauthenticated attacker can exploit the command injection vulnerability to gain remote access to robotic systems, causing significant disruption to the environment.
Securing the gaming culture of cultures
Read about the unique challenges and rewards of securing gaming platforms and how to better protect gaming communities. The post Securing the gaming culture of cultures appeared first on Microsoft Security Blog .
Grafana breach caused by missed token rotation after TanStack attack
The Grafana data breach was caused by a single GitHub workflow token that slipped through the rotation process following the TanStack npm supply-chain attack last week. [...]
Introducing RAMPART and Clarity: Open source tools to bring safety into Agent development workflow
The AI systems shipping inside enterprises today are fundamentally different from the ones we were building even two years ago, because they have moved well past answering questions and into accessing your email, retrieving records from your CRM, writing and executing code, and taking actions on your behalf across dozens of connected systems. The post Introducing RAMPART and Clarity: Open source tools to bring safety into Agent development workflow appeared first on Microsoft Security Blog .
Microsoft Takes Down Malware-Signing Service Behind Ransomware Attacks
Microsoft on Tuesday said it disrupted a malware-signing-as-a-service (MSaaS) operation that weaponized the company's Artifact Signing system to deliver malicious code and conduct ransomware and other attacks, compromising thousands of machines and networks across the world. The tech giant attributed the activity to a threat actor it calls Fox Tempest, which it said offered the MSaaS scheme
Identity Alone Isn't Enough: Why Device Security Has to Share the Load
Identity checks alone can't stop attackers using stolen session tokens and compromised devices. Specops Software outlines why Zero Trust strategies increasingly depend on continuous device verification. [...]
Drupal critical update to fix bug with high exploitation risk
Drupal has announced a "core security release" scheduled for later today, warning that threat actors might develop exploits within hours of the update disclosure. [...]
GitHub Breached — Employee Device Hack Led to Exfiltration of 3,800+ Internal Repos
GitHub on Tuesday said it's investigating unauthorized access to its internal repositories after the notorious threat actor known as TeamPCP listed the platform's source code and internal organizations for sale on a cybercrime forum. "While we currently have no evidence of impact to customer information stored outside of GitHub's internal repositories (such as our customers' enterprises,
Exploit released for new PinTheft Arch Linux root escalation flaw
PinTheft, a recently patched Linux privilege escalation vulnerability, now has a publicly available proof-of-concept (PoC) exploit that allows local attackers to gain root privileges on Arch Linux systems. [...]
Typosquatting Is No Longer a User Problem. It's a Supply Chain Problem
AI-generated lookalike domains are now embedded inside the third-party scripts running on your web properties. Here's why your current stack can't see them, and what detection actually requires. Download the CISO Expert Guide to Typosquatting in the AI Era → TL;DR Typosquatting is no longer a user problem. Attackers now embed lookalike domains inside legitimate third-party scripts.
Tracking TamperedChef Clusters via Certificate and Code Reuse
Unit 42 analyzes TamperedChef malware clusters that use trojanized productivity apps and malvertising to deliver stealthy payloads to targets. The post Tracking TamperedChef Clusters via Certificate and Code Reuse appeared first on Unit 42 .
How an image could compromise your Mac: understanding an ExifTool vulnerability (CVE-2026-3102)
We explain how a flaw in ExifTool allows attackers to compromise macOS systems via a malicious image (CVE-2026-3102).
Microsoft Releases Mitigation for YellowKey BitLocker Bypass CVE-2026-45585 Exploit
Microsoft on Tuesday released a mitigation for a BitLocker bypass vulnerability named YellowKey following its public disclosure last week. The zero-day flaw, now tracked as CVE-2026-45585, carries a CVSS score of 6.8. It has been described as a BitLocker security feature bypass. "Microsoft is aware of a security feature bypass vulnerability in Windows publicly referred to as 'YellowKey,'" the
Interpol's 'Operation Ramz' Pioneers Cross-Region Collabs in Middle East
While the numbers are modest, the crackdown on cybercrime involved 13 countries in the MENA region, the largest law enforcement collaboration to date.
Grafana GitHub Breach Exposes Source Code via TanStack npm Attack
Grafana Labs, on May 19, 2026, said an investigation into its recent breach found no evidence of customer production systems or operations being compromised. It said the scope of the incident is limited to the Grafana Labs GitHub environment, which includes public and private source code along with internal GitHub repositories. "After the initial assessment, we found that in addition to source
What Will Make AI BOMs Real?
A brief overview of the forces at play that will get more organizations on board with creating and consuming AI bill of materials (BOM).
Verizon DBIR: Enterprises Face a Dangerous Vulnerability Glut
Verizon's 2026 Data Breach Investigations Report (DBIR) finds that exploits are now involved in 31% of initial access for breaches, while patching lags too far behind the bad guys.
Windows Zero-Day Barrage Continues After Patch Tuesday
YellowKey, GreenPlasma, and MiniPlasma add to the growing list of vulnerabilities a security researcher disclosed over the past six weeks.
TP-Link, Photoshop, OpenVPN, Norton VPN vulnerabilities
Cisco Talos’ Vulnerability Discovery & Research team recently disclosed eight vulnerabilities in TP-Link, and one each in Adobe Photoshop, OpenVPN, and Gen Digital's Norton VPN. The vulnerabilities mentioned in this blog post have been patched by their respective vendors, in adherence to Cisco’s third-party vulnerability
Exposing Fox Tempest: A malware-signing service operation
Fox Tempest is a financially motivated threat actor operating a malware‑signing‑as‑a‑service (MSaaS) used by other cybercriminals, including Vanilla Tempest and Storm groups, to more effectively distribute malicious code, including ransomware. The post Exposing Fox Tempest: A malware-signing service operation appeared first on Microsoft Security Blog .
DirtyDecrypt PoC Released for Linux Kernel CVE-2026-31635 LPE Vulnerability
Proof-of-concept (PoC) exploit code has now been released for a recently patched security flaw in the Linux kernel that could allow for local privilege escalation (LPE). Dubbed DirtyDecrypt (aka DirtyCBC), the vulnerability was discovered and reported by the Zellic and V12 security team on May 9, 2026, only to be informed by the maintainers that it was a duplicate of a vulnerability that had
Looking Back, Looking Forward: Digesting a Dynamic Bouillabaisse of Cyber Evolution
Dark Reading editors reflect on two decades of dramatic change — from perimeter defense to assume-breach strategies — and warn that while AI, cloud, and COVID-19 have transformed the threat landscape, organizations are still failing at fundamental security hygiene that could stop sophisticated attacks in their tracks.
Drupal to Release Urgent Core Security Updates on May 20, Sites Told to Prepare
Drupal has issued an alert stating that it intends to release a "core security release" for all supported branches on May 20, 2026, from 5-9 p.m. UTC. "The Drupal Security Team urges you to reserve time for core updates at that time because exploits might be developed within hours or days," the maintainers of the PHP-based content management system (CMS) said. "Not all configurations are
From PDB strings to MaaS: Tracking a commodity BadIIS ecosystem used by Chinese-speaking threat
Cisco Talos has uncovered a BadIIS variant — identifiable by its embedded "demo.pdb" strings — that functions as commodity malware, likely sold or shared among multiple Chinese-speaking cyber crime groups operating under a malware-as-a-service (MaaS) model for continuous monetization.
SEPPMail Secure E-Mail Gateway Vulnerabilities Enable RCE and Mail Traffic Access
Critical security vulnerabilities have been disclosed in SEPPMail Secure E-Mail Gateway, an enterprise-grade email security solution, that could be exploited to achieve remote code execution and enable an attacker to read arbitrary mails from the virtual appliance. "These vulnerabilities could have been exploited to read all mail traffic or as an entry vector into the internal network,"
Popular GitHub Action Tags Redirected to Imposter Commit to Steal CI/CD Credentials
In yet another software supply chain attack, threat actors have compromised the popular GitHub Actions workflow, actions-cool/issues-helper, to run malicious code that harvests sensitive credentials and exfiltrates them to an attacker-controlled server. "Every existing tag in the repository has been moved to point to an imposter commit that does not appear in the action's normal commit history,
Mini Shai-Hulud Pushes Malicious AntV npm Packages via Compromised Maintainer Account
Cybersecurity researchers have discovered a fresh software supply chain attack campaign that has compromised various npm packages associated with the @antv ecosystem as part of the ongoing Mini Shai-Hulud attack wave. "The attack affects packages tied to the npm maintainer account atool, including echarts-for-react, a widely used React wrapper for Apache ECharts with roughly 1.1 million weekly
How Storm-2949 turned a compromised identity into a cloud-wide breach
Storm-2949 turned stolen credentials into a cloud-wide breach, moving from identity compromise to large-scale data theft without using malware. This incident shows how threat actors can exploit trusted systems to operate undetected. The post How Storm-2949 turned a compromised identity into a cloud-wide breach appeared first on Microsoft Security Blog .
Microsoft Exchange Zero-Day Under Attack, No Patch Available
CVE-2026-42897 stems from a cross-site scripting (XSS) vulnerability and can allow an attacker to compromise Outlook Web Access (OWA) mailboxes.
'Claw Chain' Vulnerabilities Threaten OpenClaw Deployments
The now-patched vulnerabilities in the rapidly growing AI agent framework allow attackers to steal credentials, escalate privileges, and maintain persistence.
Shai-Hulud Worm Clones Spread After Code Release
The release of Shai-Hulud source code spells trouble for software developers as researchers worry the self-replicating worm could scale.
How to better protect your growing business in an AI-powered world
See how built-in security helps keep your growing business running, protect customer trust, and support growth. The post How to better protect your growing business in an AI-powered world appeared first on Microsoft Security Blog .
⚡ Weekly Recap: Exchange 0-Day, npm Worm, Fake AI Repo, Cisco Exploit and More
Monday opens with a trust problem. A mail server flaw is under active use. A network control system was targeted. Trusted packages were poisoned. A fake model page pushed a stealer. Then came the familiar ransom claim: the data was returned and deleted. The pattern is clear. One weak dependency can leak keys. One leaked key can open cloud access. One cloud foothold can become a production
How to Reduce Phishing Exposure Before It Turns into Business Disruption
What happens when a phishing email looks clean enough to pass through security, but dangerous enough to expose the business after one click? That is the gap many SOCs still struggle with: the attacks that leave teams unsure what was exposed, who else was targeted, and how far the risk has spread. Early phishing detection closes that gap. It helps teams move from uncertainty to evidence faster,
The Boring Stuff is Dangerous Now
AI agents capable of discovering and exploiting obscure vulnerabilities are emerging alongside developers producing vast amounts of potentially flawed AI-generated code, forcing defenders to adapt accordingly.
IT threat evolution in Q1 2026. Mobile statistics
This report contains mobile threat statistics for Q1 2026, along with noteworthy discoveries and quarterly trends: new versions of SparkCat and Triada.
IT threat evolution in Q1 2026. Non-mobile statistics
The report presents key trends and statistics on malware that targeted personal computers running Windows and macOS, as well as Internet of Things (IoT) devices, during Q1 2026.
Developer Workstations Are Now Part of the Software Supply Chain
Supply chain attackers are not only trying to slip malicious code into trusted software. They are trying to steal the access that makes trusted software possible. Recently, three separate campaigns hit npm, PyPI, and Docker Hub in a 48-hour window, and all three targeted secrets from developer environments and CI/CD pipelines, including API keys, cloud credentials, SSH keys, and tokens. This is
Ivanti, Fortinet, SAP, VMware, n8n Patch RCE, SQL Injection, Privilege Escalation Flaws
Ivanti, Fortinet, n8n, SAP, and VMware have released security fixes for various vulnerabilities that could be exploited by bad actors to bypass authentication and execute arbitrary code. Topping the list is a critical flaw impacting Ivanti Xtraction (CVE-2026-8043, CVSS score: 9.6) that could be exploited to achieve information disclosure or client-side attacks. "External control of a file name
MiniPlasma Windows 0-Day Enables SYSTEM Privilege Escalation on Fully Patched Systems
Chaotic Eclipse, the security researcher behind the recently disclosed Windows flaws, YellowKey and GreenPlasma, has released a proof-of-concept (PoC) for a Windows privilege escalation zero-day flaw that grants attackers SYSTEM privileges on fully patched Windows systems. Codenamed MiniPlasma, the vulnerability impacts "cldflt.sys," which refers to the Windows Cloud Files Mini Filter Driver,
Four Malicious npm Packages Deliver Infostealers and Phantom Bot DDoS Malware
Cybersecurity researchers have discovered four new npm packages containing information-stealing malware, one of which is a clone of the Shai-Hulud worm open-sourced by TeamPCP. The list of identified packages is below - chalk-tempalte (825 Downloads) @deadcode09284814/axios-util (284 Downloads) axois-utils (963 Downloads) color-style-utils (934 Downloads) "One of the packages (chalk-tempalte)
Pre-Stuxnet Fast16 Malware Tampered with Nuclear Weapons Simulations
A new analysis of the Lua-based fast16 malware has confirmed that it was a cyber sabotage tool designed to tamper with nuclear weapons testing simulations. According to Broadcom-owned Symantec and Carbon Black teams, the pre-Stuxnet tool was engineered to corrupt uranium-compression simulations that are central to nuclear weapon design. "Fast16's hook engine is selectively interested in
NGINX CVE-2026-42945 Exploited in the Wild, Causing Worker Crashes and Possible RCE
A newly disclosed security flaw impacting NGINX Plus and NGINX Open has come under active exploitation in the wild, days after its public disclosure, according to VulnCheck. The vulnerability, tracked as CVE-2026-42945 (CVSS score: 9.2), is a heap buffer overflow in ngx_http_rewrite_module affecting NGINX versions 0.6.27 through 1.30.0. According to AI-native security company depthfirst, the
Microsoft rejects critical Azure vulnerability report, no CVE issued
A security researcher claims Microsoft quietly fixed an Azure Backup for AKS vulnerability after rejecting his report, and without issuing a CVE. Microsoft disputes the claim, telling BleepingComputer the behavior was expected and that "no product changes were made," despite the researcher documenting a silent fix. [...]
Funnel Builder Flaw Under Active Exploitation Enables WooCommerce Checkout Skimming
A critical security vulnerability impacting the Funnel Builder plugin for WordPress has come under active exploitation in the wild to inject malicious JavaScript code into WooCommerce checkout pages with the goal of stealing payment data. Details of the activity were published by Sansec this week. The vulnerability currently does not have an official CVE identifier. It
Funnel Builder WordPress plugin bug exploited to steal credit cards
A critical vulnerability in the Funnel Builder plugin for WordPress is being actively exploited to inject malicious JavaScript snippets into WooCommerce checkout pages. [...]
Microsoft Exchange, Windows 11 hacked on second day of Pwn2Own
During the second day of Pwn2Own Berlin 2026, competitors collected $385,750 in cash awards after exploiting 15 unique zero-day vulnerabilities in multiple products, including Windows 11, Microsoft Exchange, and Red Hat Enterprise Linux for Workstations. [...]
Popular node-ipc npm package compromised to steal credentials
Hackers have injected credential-stealing malware into newly published versions of node-ipc, a popular inter-process communication package, in a new supply chain attack targeting npm. [...]
Welcome to BlackFile: Inside a Vishing Extortion Operation
Written by: Austin Larsen, Tyler McLellan, Genevieve Stark, Dan Ebreo Introduction Google Threat Intelligence Group (GTIG) has continued to track an expansive extortion campaign by UNC6671, a threat actor operating under the "BlackFile" brand, that targets organizations via sophisticated voice phishing (vishing) and single sign-on (SSO) compromise. By leveraging adversary-in-the-middle (AiTM) techniques to bypass traditional perimeter defenses and multi-factor authentication (MFA), UNC6671 gains
Four OpenClaw Flaws Enable Data Theft, Privilege Escalation, and Persistence
Cybersecurity researchers have disclosed a set of four security flaws in OpenClaw that could be chained to achieve data theft, privilege escalation, and persistence. The vulnerabilities, collectively dubbed Claw Chain by Cyera, can permit an attacker to establish a foothold, expose sensitive data, and plant backdoors. A brief description of the flaws is below -
CISA orders all federal agencies to patch exploited bug in Cisco SD-WAN systems by Sunday
Cisco released a patch for the vulnerability on Thursday, writing in an advisory that it could “allow an unauthenticated, remote attacker to bypass authentication and obtain administrative privileges on an affected system.”
What 45 Days of Watching Your Own Tools Will Tell You About Your Real Attack Surface
In Your Biggest Security Risk Isn't Malware — It's What You Already Trust, we made a simple argument: the most dangerous activity inside most organizations no longer looks like an attack. It looks like administration. PowerShell, WMIC, netsh, Certutil, MSBuild — the same trusted utilities your IT team uses every day are also the preferred toolkit of modern threat actors. Bitdefender's analysis
TanStack Supply Chain Attack Hits Two OpenAI Employee Devices, Forces macOS Updates
OpenAI has disclosed that two of its employee devices in its corporate environment were impacted via the Mini Shai-Hulud supply chain attack on TanStack, but noted that no user data, production systems, or intellectual property were compromised or modified in an unauthorized manner. "Upon identification of the malicious activity, we worked quickly to investigate, contain, and take steps to
Gremlin Stealer's Evolved Tactics: Hiding in Plain Sight With Resource Files
Unit 42 analyzes the evolution of Gremlin stealer. This variant uses advanced obfuscation, crypto clipping and session hijacking to compromise data. The post Gremlin Stealer's Evolved Tactics: Hiding in Plain Sight With Resource Files appeared first on Unit 42 .
Microsoft warns of Exchange zero-day flaw exploited in attacks
On Thursday, Microsoft shared mitigations for a high-severity Exchange Server vulnerability exploited in attacks that allow threat actors to execute arbitrary code via cross-site scripting (XSS) while targeting Outlook on the web users. [...]
[Guest Diary] New Malware Libraries means New Signatures, (Fri, May 15th)
[Guest Diary] New Malware Libraries means New Signatures, (Fri, May 15th)
On-Prem Microsoft Exchange Server CVE-2026-42897 Exploited via Crafted Email
Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-42897 (CVSS score: 8.1), has been described as a spoofing bug stemming from a cross-site scripting flaw. An anonymous researcher has been credited with discovering and reporting the issue. "
CISA Adds Cisco SD-WAN CVE-2026-20182 to KEV After Admin Access Exploits
The U.S.Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a newly disclosed vulnerability impacting Cisco Catalyst SD-WAN Controller to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to remediate the issue by May 17, 2026. The vulnerability is a critical authentication bypass tracked as CVE-2026-20182. It's
TeamPCP hackers advertise Mistral AI code repos for sale
The TeamPCP hacker group is threatening to leak source code from the Mistral AI project unless a buyer is found for the data. [...]
Hackers exploit auth bypass flaw in Burst Statistics WordPress plugin
Hackers are leveraging a critical authentication bypass vulnerability in the WordPress plugin Burst Statistics to obtain admin-level access to websites. [...]
SecurityScorecard Snags Driftnet to Level Up Threat Intelligence
The new acquisition looks to boost visibility into third-party ecosystems that are becoming a bigger concern as vectors for supply-chain attacks.
OpenAI asks macOS users to update after TanStack npm supply chain attack
The actions are being taken in light of an expanding supply chain campaign impacting the popular open-source library TanStack and additional npm and PyPI packages tied to several AI companies.
Maximum Severity Cisco SD-WAN Bug Exploited in the Wild
This is the second time this year a threat actor has leveraged a CVSS 10.0 vulnerability in Cisco's network control system.
Congress Puts Heat on Instructure After Canvas Outage
The House Committee on Homeland Security sent a letter about the Canvas cyberattack, the same day that the edtech company said it reached an "agreement" with the ShinyHunters cybercriminals.
Cisco warns of new critical SD-WAN flaw exploited in zero-day attacks
Cisco is warning that a critical Catalyst SD-WAN Controller authentication bypass flaw, tracked as CVE-2026-20182, was actively exploited in zero-day attacks that allowed attackers to gain administrative privileges on compromised devices. [...]
OpenAI confirms security breach in TanStack supply chain attack
OpenAI says two employees' devices were breached in the recent TanStack supply chain attack that impacted hundreds of npm and PyPI packages, causing the company to rotate code-signing certificates for its applications as a precaution. [...]
Windows 11 and Microsoft Edge hacked at Pwn2Own Berlin 2026
On the first day of Pwn2Own Berlin 2026, security researchers collected $523,000 in cash awards after exploiting 24 unique zero-days. [...]
ODNI taps officials to coordinate response to foreign election threats
Director of National Intelligence Tulsi Gabbard has tapped two individuals to coordinate work across U.S. spy agencies to monitor threats to the 2026 elections, according to multiple sources familiar with the matter.
The time of much patching is coming
In this week’s newsletter, Martin reflects on what the next iteration of AI tools means for vulnerability discovery and our ability to manage large-scale patch releases.
Cisco Catalyst SD-WAN Controller Auth Bypass Actively Exploited to Gain Admin Access
Cisco has released updates to address a maximum-severity authentication bypass flaw in Catalyst SD-WAN Controller that it said has been exploited in limited attacks. The vulnerability, tracked as CVE-2026-20182, carries a CVSS score of 10.0. "A vulnerability in the peering authentication in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, and Cisco Catalyst SD-WAN Manager, formerly
ThreatsDay Bulletin: PAN-OS RCE, Mythos cURL Bug, AI Tokenizer Attacks, and 10+ Stories
Everything is still on fire. This week feels dumb in the worst way — bad links, weak checks, fake help desks, shady forum posts, and people turning supply chain attacks into some cursed little game for clout and cash. Half of it feels new. Half of it feels like crap we should have fixed years ago. The mess keeps getting louder: users get tricked, boxes get popped, tools meant for normal work
Ongoing exploitation of Cisco Catalyst SD-WAN vulnerabilities
Cisco Talos is tracking the active exploitation of CVE-2026-20182, an authentication bypass vulnerability in Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, and Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage.
Defense in depth for autonomous AI agents
As AI agents gain autonomy, defense in depth must evolve, with application-layer design, identity, and human oversight at the center. The post Defense in depth for autonomous AI agents appeared first on Microsoft Security Blog .
18-year-old NGINX vulnerability allows DoS, potential RCE
An 18-year-old flaw in the NGINX open-source web server, discovered using an autonomous scanning system, can be exploited for denial of service and, under certain conditions, remote code execution. [...]
Kazuar: Anatomy of a nation-state botnet
Kazuar, a sophisticated malware family attributed to the Russian state actor Secret Blizzard, has been under constant development for years and continues to evolve in support of espionage-focused operations. Over time, Kazuar has expanded from a relatively traditional backdoor into a highly modular peer-to-peer (P2P) botnet ecosystem designed to enable persistent, covert access to target environments. The post Kazuar: Anatomy of a nation-state botnet appeared first on Microsoft Security Blog .
When configuration becomes a vulnerability: Exploitable misconfigurations in AI apps
Exposed UIs, weak authentication, and risky defaults could turn cloud-native AI apps on Kubernetes into potential targets by threat actors. Learn how exploitable misconfigurations lead to RCE and data leaks. The post When configuration becomes a vulnerability: Exploitable misconfigurations in AI apps appeared first on Microsoft Security Blog .
Ghostwriter Targets Ukrainian Government With Geofenced PDF Phishing, Cobalt Strike
The Belarus-aligned threat group known as Ghostwriter has been attributed to a fresh set of attacks targeting governmental organizations in Ukraine. Active since at least 2016, Ghostwriter has been linked to both cyber espionage and influence operations targeting neighboring countries, particularly Ukraine. It's also tracked under the monikers FrostyNeighbor, PUSHCHA, Storm-0257, TA445, UAC‑0057
KongTuke hackers now use Microsoft Teams for corporate breaches
Initial access broker KongTuke has moved to Microsoft Teams for social engineering attacks, taking as little as five minutes to gain persistent access to corporate networks. [...]
Foxconn Attack Highlights Manufacturing's Cyber Crisis
A Nitrogen ransomware attack on Foxconn's North American facilities is one of 600 hits on manufacturers this year, as gangs increasingly target the sector for its low tolerance for downtime.
PraisonAI CVE-2026-44338 Auth Bypass Targeted Within Hours of Disclosure
Threat actors have been observed attempting to exploit a recently disclosed security vulnerability in PraisonAI, an open-source multi-agent orchestration framework, within four hours of public disclosure. The vulnerability in question is CVE-2026-44338 (CVSS score: 7.3), a case of missing authentication that exposes sensitive endpoints to anyone, potentially allowing an attacker to invoke the
How AI Hallucinations Are Creating Real Security Risks
AI hallucinations are introducing serious security risks into critical infrastructure decision-making by exploiting human trust through highly confident yet incorrect outputs. When an AI model lacks certainty, it doesn’t have a mechanism to recognize that. Instead, it generates the most probable response based on patterns in its training data, even if that response is inaccurate. These outputs
Kimsuky targets organizations with PebbleDash-based tools
Kaspersky researchers analyze a range of new PebbleDash-based tools used in recent Kimsuky campaigns and reveal their connection to the AppleSeed malware cluster.
Windows Zero-Days Expose BitLocker Bypasses And CTFMON Privilege Escalation
An anonymous cybersecurity researcher who disclosed three Microsoft Defender vulnerabilities has returned with two more zero-days involving a BitLocker bypass and a privilege escalation impacting Windows Collaborative Translation Framework (CTFMON). The security defects have been codenamed YellowKey and GreenPlasma, respectively, by the researcher, who goes by the online aliases Chaotic Eclipse
New Fragnesia Linux flaw lets attackers gain root privileges
Linux distros are rolling out patches for a new high-severity kernel privilege escalation vulnerability (known as Fragnasia and tracked as CVE-2026-46300) that allows attackers to run malicious code as root. [...]
New Fragnesia Linux Kernel LPE Grants Root Access via Page Cache Corruption
Details have emerged about a new variant of the recent Dirty Frag Linux local privilege escalation (LPE) vulnerability that allows local attackers to gain root access, making it the third such bug to be identified in the kernel within a span of two weeks. Codenamed Fragnesia, the security vulnerability is tracked as CVE-2026-46300 (CVSS score: 7.8) and is rooted in the Linux kernel's XFRM
18-Year-Old NGINX Rewrite Module Flaw Enables Unauthenticated RCE
Cybersecurity researchers have disclosed multiple security vulnerabilities impacting NGINX Plus and NGINX Open, including a critical flaw that remained undetected for 18 years. The vulnerability, discovered by depthfirst, is a heap buffer overflow issue impacting ngx_http_rewrite_module (CVE-2026-42945, CVSS v4 score: 9.2) that could allow an attacker to achieve remote code execution or cause a
West Pharmaceutical says hackers stole data, encrypted systems
West Pharmaceutical Services disclosed that it was the target of a cyberattack that resulted in data exfiltration and system encryption. [...]
Attackers Weaponize RubyGems for Data Dead Drops
Threat actors are publishing RubyGems packages that include scrapers targeting public-facing UK government servers, but with no clear objective.
Tables Turn on 'The Gentlemen' RaaS Gang With Data Leak
An OPSEC failure provides a window into what helped the ransomware group rise: a generous affiliate model, opportunistic TTPs, and an effective organizational structure.
New critical Exim mailer flaw allows remote code execution
A critical vulnerability affecting certain configurations of the Exim open-source mail transfer agent could be exploited by an unauthenticated remote attacker to execute arbitrary code. [...]
Dark Reading Celebrates 20 Years as a Leading Authority on Cybersecurity, Highlighting the People, Events, Ideas, and Technologies Shaping the Modern Risk Landscape
Informa TechTarget's flagship cybersecurity media brand launches a special content series to mark two decades as a trusted source for cybersecurity professionals.
Windows BitLocker zero-day gives access to protected drives, PoC released
A cybersecurity researcher has published proof-of-concept (PoC) exploits for two unpatched Microsoft Windows vulnerabilities named YellowKey and GreenPlasma, which are a BitLocker bypass and a privilege-escalation flaw. [...]
Webinar tomorrow: Why security alone won't stop modern attacks
Tomorrow's webinar examines why prevention alone is no longer enough against modern cyberattacks. The session explores how organizations combine security, backups, and recovery planning to improve cyber resilience after attacks. [...]
Microsoft's MDASH AI System Finds 16 Windows Flaws Fixed in Patch Tuesday
Microsoft has unveiled a new multi-model artificial intelligence (AI)-driven system called MDASH to facilitate vulnerability discovery and remediation at scale, adding that it's being tested by some customers as part of a limited private preview. MDASH, short for multi-model agentic scanning harness, is designed as a model-agnostic system that uses bespoke AI agents for different vulnerability
'FrostyNeighbor' APT Carefully Targets Govt Orgs in Poland, Ukraine
Attackers uniquely fingerprint victims before delivering spear-phishing payloads aimed at espionage, in the latest campaign from the Belarussian nation-state threat group.
AI Agents Generate Custom Hacking Tools on the Fly
Two threat campaigns heavily leveraged AI agents to support attacks against entities in Mexico and Brazil.
Azerbaijani Energy Firm Hit by Repeated Microsoft Exchange Exploitation
A threat actor with affiliations to China has been linked to a "multi-wave intrusion" targeting an unnamed Azerbaijani oil and gas company between late December 2025 and late February 2026, marking an expansion of its targeting. The activity has been attributed by Bitdefender with moderate-to-high confidence to a hacking group known as FamousSparrow (aka UAT-9244), which shares some level of
China's 'FamousSparrow' APT Nests in South Caucasus Energy Firm
The cyberthreat group targets an Azerbaijani oil and gas firm with repeated attacks, as the China-linked actors extend targeting beyond hospitality, telecom, and government sectors.
Microsoft on pace to break annual vulnerability record as AI-driven patch wave takes hold
Five months into 2026, Microsoft has already patched more than 500 vulnerabilities — although the exact monthly count varies depending on whether analysts include Edge, Chromium and fixes shipped earlier in the month.
Foxconn confirms cyberattack claimed by Nitrogen ransomware gang
Foxconn, the world's largest electronics manufacturer, says some of its North American factories are now working to resume normal operations after a cyberattack. [...]
73 Seconds to Breach, 24 Hours to Patch: The Case for Autonomous Validation
Attackers can compromise systems in minutes while patching and response still take hours or days. Picus Security breaks down why autonomous validation is becoming critical for modern defense strategies. [...]
[Webinar] How Modern Attack Paths Cross Code, Pipelines, and Cloud
TL;DR: Stop chasing thousands of "toast" alerts. Join experts from Wiz to learn how hackers connect tiny flaws to build a "Lethal Chain" to your data—and how to break it. Register for the Strategic Briefing Here. Most security tools work like a smoke alarm that goes off every time you burn a piece of toast. You get so many alerts that you eventually start to ignore them. The real danger? While
Most Remediation Programs Never Confirm the Fix Actually Worked
Security teams have never had better visibility into their environments and never been worse at confirming what they fix stays fixed. Mandiant's M-Trends 2026 report puts the mean time to exploit at an estimated negative seven days. The Verizon 2025 DBIR puts median time to remediate edge device vulnerabilities at 32 days. These numbers have understandably driven the industry toward a clear
Microsoft Patches 138 Vulnerabilities, Including DNS and Netlogon RCE Flaws
Microsoft on Tuesday released patches for 138 security vulnerabilities spanning its product portfolio, although none of them have been listed as publicly known or under active attack. Of the 138 flaws, 30 are rated Critical, 104 are rated Important, three are rated Moderate, and one is rated Low in severity. As many as 61 vulnerabilities are classified as privilege escalation bugs, followed by
Breaking things to keep them safe with Philippe Laulheret
Philippe shares his unique journey from French engineering school to the front lines of cybersecurity, explaining how his lifelong love for solving puzzles helps him uncover critical security flaws before they can be exploited.
GemStuffer Abuses 150+ RubyGems to Exfiltrate Scraped U.K. Council Portal Data
Cybersecurity researchers are calling attention to a new campaign dubbed GemStuffer that has targeted the RubyGems repository with more than 150 gems that use the registry as a data exfiltration channel rather than for malware distribution. "The packages do not appear designed for mass developer compromise," Socket said. "Many have little or no download activity, and the payloads are repetitive,
Android Adds Intrusion Logging for Sophisticated Spyware Forensics
Google on Tuesday unveiled a new opt-in Android feature called Intrusion Logging for storing forensic logs to better analyze sophisticated spyware attacks. Intrusion Logging, available as part of Advanced Protection Mode, enables "persistent and privacy-preserving forensics logging to allow for investigation of devices in the event of a suspected compromise," the company said. The feature, it
US govt seeks Instructure testimony on massive Canvas cyberattack
The U.S. House Committee on Homeland Security is calling on Instructure executives to testify about two cyberattacks by the ShinyHunters extortion group that targeted the company's Canvas platform, allowing threat actors to steal student data and disrupt schools during final exams. [...]
Accelerating detection engineering using AI-assisted synthetic attack logs generation
What if you could generate realistic attack telemetry on demand? Explore research methods that translate attacker behaviors (TTPs) into synthetic logs that can trigger detections at scale and without sensitive data. The post Accelerating detection engineering using AI-assisted synthetic attack logs generation appeared first on Microsoft Security Blog .
Defense at AI speed: Microsoft’s new multi-model agentic security system finds 16 new vulnerabilities
Today Microsoft is announcing a major step forward in AI-powered cyber defense: a new multi-model agentic scanning harness (codenamed MDASH). The post Defense at AI speed: Microsoft’s new multi-model agentic security system finds 16 new vulnerabilities appeared first on Microsoft Security Blog .
Defense at AI speed: Microsoft’s new multi-model agentic security system tops leading industry benchmark
Today Microsoft is announcing a major step forward in AI-powered cyber defense: a new multi-model agentic scanning harness (codenamed MDASH). The post Defense at AI speed: Microsoft’s new multi-model agentic security system tops leading industry benchmark appeared first on Microsoft Security Blog .
It's Patch Tuesday for Microsoft and Not a Zero-Day In Sight
It's the first time in two years with no zero-days. But with 137 flaws to patch, including nine critical ones, admins still have plenty of work to do.
UK fines water supplier $1.3M for exposing data of 664k customers
The Information Commissioner's Office has fined South Staffordshire Water Plc and parent company South Staffordshire Plc £963,900 ($1.3 million) over a cyberattack that exposed the personal data of 663,887 customers and employees. [...]
Microsoft Patch Tuesday for May 2026 — Snort rules and prominent vulnerabilities
Microsoft has released its monthly security update for May 2026, which includes 112 vulnerabilities affecting a range of products, including 16 that Microsoft marked as “critical”.
Foxconn confirms cyberattack impacting North American factories
A spokesperson for the company confirmed the incident but declined to provide specifics on how many factories in North America were impacted. Foxconn has factories in Wisconsin, Ohio, Texas, Virginia, Indiana and several across Mexico.
Signal adds security warnings for social engineering, phishing attacks
Signal has introduced new in-app confirmations and warning messages as additional safeguards against phishing and social engineering attempts that could lead to various forms of fraud. [...]
West Pharmaceutical warns of ransomware attack impacting business operations
West Pharmaceutical Services filed a report with the Securities and Exchange Commission (SEC) on Monday evening warning customers that a hacker breached the company network on May 4, stole data and encrypted systems.
Fortinet warns of critical RCE flaws in FortiSandbox and FortiAuthenticator
Fortinet has released security patches for two critical vulnerabilities in FortiSandbox and FortiAuthenticator that could enable attackers to run commands or arbitrary code. [...]
Microsoft May 2026 Patch Tuesday fixes 120 flaws, no zero-days
Today is Microsoft's May 2026 Patch Tuesday, with security updates for 120 flaws and no zero-days disclosed this month. [...]
Škoda warns of customer data breach after online shop hack
Škoda Auto, a wholly owned subsidiary of the Volkswagen Group, has disclosed a data breach after attackers hacked its online shop and stole the personal information of an undisclosed number of customers. [...]
New Exim BDAT Vulnerability Exposes GnuTLS Builds to Potential Code Execution
Exim has released security updates to address a severe security issue affecting certain configurations that could enable memory corruption and potential code execution. Exim is an open-source Mail Transfer Agent (MTA) designed for Unix-like systems to receive, route, and deliver email. The vulnerability, tracked as CVE-2026-45185, aka Dead.Letter, has been described as a use-after-free
Defending consumer web properties against modern DDoS attacks
Read how to protect consumer websites and defend against modern DDoS attacks with layered security, resilient architecture, and graceful service degradation. The post Defending consumer web properties against modern DDoS attacks appeared first on Microsoft Security Blog .
Undermining the trust boundary: Investigating a stealthy intrusion through third-party compromise
Microsoft Incident Response investigated an attack operated through legitimate and trusted administrative mechanisms to blend seamlessly into routine operations and remain undetected demonstrating that intrusions have increasingly avoided using noisy exploits, obvious malware, or custom tooling, instead leveraging systems that organizations already trust within their environments. The post Undermining the trust boundary: Investigating a stealthy intrusion through third-party compromise appeared
RubyGems Suspends New Signups After Hundreds of Malicious Packages Are Uploaded
RubyGems, the standard package manager for the Ruby programming language, has temporarily paused account sign ups following what has been described as a "major malicious attack." "We're dealing with a major malicious attack on Ruby Gems right now," Maciej Mensfeld, senior product manager for software supply chain security at Mend.io, said in a post on X. "Signups are paused for the time being.
Shai Hulud attack ships signed malicious TanStack, Mistral npm packages
A large-scale software supply-chain attack involving the "Shai-Hulud" malware has compromised hundreds of packages across open-source software ecosystems. [...]
Worm Redux: Fresh Mini Shai-Hulud Infections Bite Supply Chain
Hundreds of npm packages infected by the self-propagating, credential-stealing worm from TeamPCP are related to the open source TanStack ecosystem.
SAP fixes critical vulnerabilities in Commerce Cloud and S/4HANA
SAP has released the May 2026 security updates addressing 15 vulnerabilities across multiple products, including two critical flaws in the Commerce Cloud enterprise-grade e-commerce platform and the S/4HANA ERP suite. [...]
State-sponsored actors, better known as the friends you don’t want
Responding to a state-sponsored threat is nothing like responding to ransomware, and the differences can make or break the outcome. Learn why your IR plan might need revisiting, and the factors you should consider.
Mini Shai-Hulud Worm Compromises TanStack, Mistral AI, Guardrails AI & More Packages
TeamPCP, the threat actor behind the recent supply chain attack spree, has been linked to the compromise of the npm and PyPI packages from TanStack, UiPath, Mistral AI, OpenSearch, and Guardrails AI as part of a fresh Mini Shai-Hulud campaign. The affected npm packages have been modified to include an obfuscated JavaScript file ("router_init.js") that's designed to profile the execution
State of ransomware in 2026
Kaspersky researchers are sharing insights into the main ransomware trends for 2026: EDR killers on the rise, switching from data encryption to data leaks, and more.
OpenAI Launches Daybreak for AI-Powered Vulnerability Detection and Patch Validation
OpenAI has launched Daybreak, a new cybersecurity initiative that brings together frontier artificial intelligence (AI) model capabilities and Codex Security to help organizations identify and patch vulnerabilities before attackers find a way in using the same issues. "Daybreak combines the intelligence of OpenAI models, the extensibility of Codex as an agentic harness, and our partners across
New GhostLock tool abuses Windows API to block file access
A security researcher has released a proof-of-concept tool named GhostLock that demonstrates how a legitimate Windows file API can be abused in attacks to block access to files stored locally or on SMB network shares. [...]
Inside AD CS Escalation: Unpacking Advanced Misuse Techniques and Tools
Unit 42 analyzes AD CS exploitation through template misconfigurations and shadow credential misuse while offering behavioral detection for defenders. The post Inside AD CS Escalation: Unpacking Advanced Misuse Techniques and Tools appeared first on Unit 42 .
Tech Can't Stop These Threats — Your People Can
Security controls can do only so much. Here are four attacks where your employees are usually your first, and only, line of cyber defense.
TeamPCP Compromises Checkmarx Jenkins AST Plugin Weeks After KICS Supply Chain Attack
Checkmarx has confirmed that a modified version of the Jenkins AST plugin was published to the Jenkins Marketplace. "If you are using Checkmarx Jenkins AST plugin, you need to ensure that you are using the version 2.0.13-829.vc72453fa_1c16 that was published on December 17, 2025 or previously," the cybersecurity company said in a statement over the weekend. As of writing, Checkmarx has released
cPanel CVE-2026-41940 Under Active Exploitation to Deploy Filemanager Backdoor
A threat actor named Mr_Rot13 has been attributed to the exploitation of a recently disclosed critical cPanel flaw to deploy a backdoor codenamed Filemanager on compromised environments. The attack exploits CVE-2026-41940, a vulnerability impacting cPanel and WebHost Manager (WHM) that could result in an authentication bypass and allow remote attackers to gain elevated control of the control
Hackers Used AI to Develop First Known Zero-Day 2FA Bypass for Mass Exploitation
Google on Monday disclosed that it identified an unknown threat actor using a zero-day exploit that it said was likely developed with an artificial intelligence (AI) system, marking the first time the technology has been put to use in the wild in a malicious context for vulnerability discovery and exploit generation. The activity is said to be the work of cybercrime threat actors who appear to
Instructure confirms hackers used Canvas flaw to deface portals
Education technology giant Instructure has confirmed that a security vulnerability allowed hackers to modify Canvas login portals and leave an extortion message. [...]
'Dirty Frag' Exploit Poised to Blow Up on Enterprise Linux Distros
The privilege escalation vulnerability, which is similar to other Linux flaws like Copy Fail and Dirty Pipe, may already be under limited exploitation.
Why we use CAPTCHAs, (Mon, May 11th)
A few months ago, I implemented Cloudflare&#;x26;#;39;s Turnstile CAPTCHA on some pages. The reason for implementing these CAPTCHAs is obvious: Bots make up a large percentage of traffic and affect site performance.
GTIG AI Threat Tracker: Adversaries Leverage AI for Vulnerability Exploitation, Augmented Operations, and Initial Access
Executive Summary Since our February 2026 report on AI-related threat activity, Google Threat Intelligence Group (GTIG) has continued to track a maturing transition from nascent AI-enabled operations to the industrial-scale application of generative models within adversarial workflows. This report, based on insights derived from Mandiant incident response engagements, Gemini, and GTIG’s proactive research, highlights the dual nature of the current threat environment where AI serves as both a sop
Why Changing Passwords Doesn’t End an Active Directory Breach
Resetting a password doesn't always remove attackers from Active Directory. Specops Software explains how cached credentials and Kerberos tickets can keep attackers authenticated after a reset. [...]
Google: Hackers used AI to develop zero-day exploit for web admin tool
Researchers at Google Threat Intelligence Group (GTIG) say that a zero-day exploit targeting a popular open-source web administration tool was likely generated using AI. [...]
Hackers Use AI for Exploit Development, Attack Automation
Cyber adversaries have long used AI, but now attackers are using large language models to develop exploits and orchestrate complex attacks.
UK water company allowed hackers to lurk undetected for nearly two years, regulator finds
The Information Commissioner's Office (ICO) fined South Staffordshire Water £963,900 ($1.3 million) on Monday over an attack by the Cl0p ransomware group that led to the personal data of 633,887 customers and employees being published in August 2022.
Webinar this week: Prevention alone is not enough against modern attacks
This upcoming webinar explores how organizations need to combine security, backups, and recovery planning to reduce the impact of modern cyberattacks. [...]
Your Purple Team Isn't Purple — It's Just Red and Blue in the Same Room
Defending a network at 2 am looks a lot like this: an analyst copy-pasting a hash from a PDF into a SIEM query. A red team script is being rewritten by hand so the blue team can use it. A patch waiting on a change-approval window that's longer than the exploitation window itself. Nobody in that chain is incompetent. Every human is doing their job correctly. The problem is the system, its
TrickMo Android banker adopts TON blockchain for covert comms
A new variant of the TrickMo Android banking malware, delivered in campaigns targeting users across Europe, introduces new commands and uses The Open Network (TON) for stealthy command-and-control communications. [...]
Hackers abuse Google ads, Claude.ai chats to push Mac malware
Attackers are abusing Google Ads and legitimate Claude.ai shared chats in an active malvertising campaign. Users searching for "Claude mac download" may come across sponsored search results that list claude.ai as the target website, but lead to instructions that install malware on their Mac. [...]
Ollama Out-of-Bounds Read Vulnerability Allows Remote Process Memory Leak
Cybersecurity researchers have disclosed a critical security vulnerability in Ollama that, if successfully exploited, could allow a remote, unauthenticated attacker to leak its entire process memory. The out-of-bounds read flaw, which likely impacts over 300,000 servers globally, is tracked as CVE-2026-7482 (CVSS score: 9.1). It has been codenamed Bleeding Llama by Cyera. Ollama is a
JDownloader site hacked to replace installers with Python RAT malware
The website for the popular JDownloader download manager was compromised earlier this week to distribute malicious Windows and Linux installers, with the Windows payload found deploying a Python-based remote access trojan. [...]
Fake OpenAI repository on Hugging Face pushes infostealer malware
A malicious Hugging Face repository that reached the platform's trending list impersonated OpenAI's "Privacy Filter" project to deliver information-stealing malware to Windows users. [...]
cPanel, WHM Release Fixes for Three New Vulnerabilities — Patch Now
cPanel has released updates to address three vulnerabilities in cPanel and Web Host Manager (WHM) that could be exploited to achieve privilege escalation, code execution, and denial-of-service. The list of vulnerabilities is as follows - CVE-2026-29201 (CVSS score: 4.3) - An insufficient input validation of the feature file name in the "feature::LOADFEATUREFILE" adminbin call that could result
ShinyHunters Claims Second Attack Against Instructure
The edtech company is struggling to wrest control from its hackers. PII belonging to hundreds of millions of people is on the line.
TCLBANKER Banking Trojan Targets Financial Platforms via WhatsApp and Outlook Worms
Threat hunters have flagged a previously undocumented Brazilian banking trojan dubbed TCLBANKER that's capable of targeting 59 banking, fintech, and cryptocurrency platforms. The activity is being tracked by Elastic Security Labs under the moniker REF3076. The malware family is assessed to be a major update of the Maverick, which is known to leverage a worm called SORVEPOTEL to spread via
Active attack: Dirty Frag Linux vulnerability expands post-compromise risk
Dirty Frag is a newly disclosed Linux local privilege escalation vulnerability affecting kernel networking and memory-fragment handling components including esp4, esp6, and rxrpc. The vulnerability enables reliable escalation from an unprivileged user to root and may be leveraged after initial compromise through SSH access, web shells, containers, or low-privileged accounts. Microsoft Defender is actively monitoring related activity and provides detection coverage for exploitation attempts. The
NVIDIA confirms GeForce NOW data breach affecting Armenian users
NVIDIA has confirmed in a statement for BleepingComputer that GeForce NOW user information has been exposed in a data breach. [...]
Multiple universities forced to reschedule final exams after Canvas cyber incident
On Thursday, dozens of students took to social media to say they saw a message from a cybercriminal group as they navigated through Canvas, an educational platform created by Instructure that hosts teaching materials, tests, readings and more.
Why More Analysts Won’t Solve Your SOC’s Alert Problem
Attackers move faster than overwhelmed SOC teams can realistically investigate alerts. Prophet Security breaks down how AI can help analysts investigate alerts faster and focus on real threats. [...]
Trellix source code breach claimed by RansomHouse hackers
The attack on the Trellix source code repository disclosed last week has been claimed by the RansomHouse threat group, which leaked a small set of images as proof of the intrusion. [...]
Pro-Ukraine BO Team and Head Mare hackers appear to team up in attacks against Russia
Researchers at Moscow-based cybersecurity firm Kaspersky said they identified overlapping infrastructure and tools used by both groups — including command-and-control systems operating on the same compromised host — suggesting some coordination.
CISA gives feds four days to patch Ivanti flaw exploited as zero-day
CISA has given U.S. federal agencies four days to secure their networks against a high-severity vulnerability in Ivanti Endpoint Manager Mobile (EPMM) exploited in zero-day attacks. [...]
New Linux PamDOORa Backdoor Uses PAM Modules to Steal SSH Credentials
Cybersecurity researchers have disclosed details of a new Linux backdoor named PamDOORa that's being advertised on the Rehub Russian cybercrime forum for $1,600 by a threat actor called "darkworm." The backdoor is designed as a Pluggable Authentication Module (PAM)-based post-exploitation toolkit that enables persistent SSH access by means of a magic password and specific TCP port combination.
CVE-2025-68670: discovering an RCE vulnerability in xrdp
During a security assessment of Kaspersky USB Redirector, we discovered CVE-2025-68670: a pre-auth RCE in the xrdp server component. Project maintainers promptly patched the vulnerability.
Another Universal Linux Local Privilege Escalation (LPE) Vulnerability: Dirty Frag, (Fri, May 8th)
Less than two weeks after the public disclosure of the Copy Fail vulnerability (CVE-2026-31431), another local privilege escalation (LPE) vulnerability in the Linux kernel has been revealed. Referred to as "Dirty Frag," this vulnerability was discovered and reported by Hyunwoo Kim (@v4bel) [1]. In this diary, I will provide a brief background on Dirty Frag, and discuss its relationship to Copy Fail. I will then discuss how to mitigate Dirty Frag and outline recommended next steps
New Linux 'Dirty Frag' zero-day gives root on all major distros
A new Linux zero-day vulnerability, named Dirty Frag, allows local attackers to gain root privileges on most major Linux distributions with a single command. [...]
Linux Kernel Dirty Frag LPE Exploit Enables Root Access Across Major Distributions
Details have emerged about a new, unpatched local privilege escalation (LPE) vulnerability impacting the Linux kernel. Dubbed Dirty Frag, it has been described as a successor to Copy Fail (CVE-2026-31431, CVSS score: 7.8), a recently disclosed LPE flaw impacting the Linux kernel that has since come under active exploitation in the wild. The vulnerability was reported to Linux kernel maintainers
Canvas login portals hacked in mass ShinyHunters extortion campaign
The ShinyHunters extortion gang has breached education technology giant Instructure again, this time exploiting another vulnerability to deface Canvas login portals for hundreds of colleges and universities. [...]
New TCLBanker malware self-spreads over WhatsApp and Outlook
A new trojan named TCLBanker, which targets 59 banking, fintech, and cryptocurrency platforms, uses a trojanized MSI installer for Logitech AI Prompt Builder to infect systems. [...]
Iranian government hackers using Chaos ransomware as cover, researchers say
Incident responders from cybersecurity firm Rapid7 published a report about a recent intrusion that initially appeared to be a Chaos ransomware attack but was later discovered to be an attack attributed to MuddyWater, an Iranian APT group tied to the country’s Ministry of Intelligence and Security (MOIS).
After Replacing TeamPCP Malware, 'PCPJack' Steals Cloud Secrets
PCPJack makes innovative use of parquet files for stealthy, pre-validated target discovery as it canvasses multiple cloud environments.
When prompts become shells: RCE vulnerabilities in AI agent frameworks
New research exposes how prompt injection in AI agent frameworks can lead to remote code execution. Learn how these vulnerabilities work, what’s impacted, and how to secure your agents. The post When prompts become shells: RCE vulnerabilities in AI agent frameworks appeared first on Microsoft Security Blog .
New PCPJack worm steals credentials, cleans TeamPCP infections
A new malware framework called PCPJack is stealing credentials from exposed cloud infrastructure while actively removing TeamPCP's access to the systems. [...]
Australia warns of ClickFix attacks pushing Vidar Stealer malware
The Australian Cyber Security Center (ACSC) is warning organizations of an ongoing malware campaign using the ClickFix social engineering technique to distribute the Vidar Stealer info-stealing malware. [...]
Unplug your way to better code
Cybersecurity concepts — logs, packets, DNS exfiltration, and more — are usually intangible, and its practitioners are prone to mental fatigue, Amy takes a second to yell at you to go touch grass.
Ivanti EPMM CVE-2026-6973 RCE Under Active Exploitation Grants Admin-Level Access
Ivanti is warning that a new security flaw impacting Endpoint Manager Mobile (EPMM) has been explored in limited attacks in the wild. The high-severity vulnerability, CVE-2026-6973 (CVSS score: 7.2), is a case of improper input validation affecting EPMM before versions 12.6.1.1, 12.7.0.1, and 12.8.0.1. It allows "a remotely authenticated user with administrative access to achieve remote code
PCPJack Credential Stealer Exploits 5 CVEs to Spread Worm-Like Across Cloud Systems
Cybersecurity researchers have disclosed details of a new credential theft framework dubbed PCPJack that targets exposed cloud infrastructure and ousts any artifacts linked to TeamPCP from the environments. "The toolset harvests credentials from cloud, container, developer, productivity, and financial services, then exfiltrates the data through attacker-controlled infrastructure while attempting
World Passkey Day: Advancing passwordless authentication
This World Passkey Day, read how Microsoft is advancing passkey adoption to replace passwords, cut phishing risk, and deliver simpler, more secure sign-ins. The post World Passkey Day: Advancing passwordless authentication appeared first on Microsoft Security Blog .
Ivanti warns of new EPMM flaw exploited in zero-day attacks
Ivanti warned customers today to patch a high-severity remote code execution vulnerability in Endpoint Manager Mobile (EPMM) exploited in zero-day attacks. [...]
PAN-OS RCE Exploit Under Active Use Enabling Root Access and Espionage
Palo Alto Networks has disclosed that threat actors may have attempted to unsuccessfully exploit a recently disclosed critical security flaw as early as April 9, 2026. The vulnerability in question is CVE-2026-0300 (CVSS score: 9.3/8.7), a buffer overflow vulnerability in the User-ID Authentication Portal service of Palo Alto Networks PAN-OS software that could allow an unauthenticated attacker
World's First AI-Driven Cyberattack Couldn't Breach OT Systems
The most sophisticated AI-integrated campaign to date hit a brick wall in the form of a SCADA login screen.
Polish intelligence warns hackers attacked water treatment control systems
The agency did not publicly attribute the incidents to a specific group or country but said Poland faced intensified hostile cyber activity in 2024 and 2025, “with particular emphasis on the special services of the Russian Federation.”
Webinar: Why modern attacks require both security and recovery
Modern attacks don't stop at initial compromise. This webinar explores why security and recovery must work together to reduce downtime and improve resilience. [...]
ThreatsDay Bulletin: Edge Plaintext Passwords, ICS 0-Days, Patch-or-Die Alerts and 25+ New Stories
Bad week. Turns out the easiest way to get hacked in 2026 is still the same old garbage: shady packages, fake apps, forgotten DNS junk, scam ads, and stolen logins getting dumped into Discord channels like it’s normal. Some of these attack chains don’t even feel sophisticated anymore. More like some tired guy with a Telegram account and too much free time. The worst part is how often this stuff
Palo Alto Networks firewall zero-day exploited for nearly a month
Palo Alto Networks warned customers that suspected state-sponsored hackers have been exploiting a critical-severity PAN-OS firewall zero-day vulnerability for nearly a month. [...]
Fake Claude AI website delivers new 'Beagle' Windows malware
A fake version for the Claude AI website offers a malicious Claude-Pro Relay download that pushes a previously undocumented backdoor for Windows named Beagle. [...]
Exploits and vulnerabilities in Q1 2026
This report provides statistical data on published vulnerabilities and exploits we researched during Q1 2026. It also includes summary data on the use of C2 frameworks in APT attacks.
PyPI Packages Deliver ZiChatBot Malware via Zulip APIs on Windows and Linux
Cybersecurity researchers have discovered three packages on the Python Package Index (PyPI) repository that are designed to stealthily deliver a previously unknown malware family called ZiChatBot on Windows and Linux systems. "While these wheel packages do implement the features described on their PyPI web pages, their true purpose is to covertly deliver malicious files," Kaspersky
vm2 Node.js Library Vulnerabilities Enable Sandbox Escape and Arbitrary Code Execution
A dozen critical security vulnerabilities have been disclosed in the vm2 Node.js library that could be exploited by bad actors to break out of the sandbox and execute arbitrary code on susceptible systems. vm2 is an open-source library used to run untrusted JavaScript code inside a secure sandbox by intercepting and proxying JavaScript objects to prevent sandboxed code from accessing the host
European leaders unveil tentative deal for AI Act simplification, including a ban on nudification tools
The tentative deal responds to industry criticism by postponing enforcement of rules governing so-called “high-risk” AI tools involving biometrics and those used in employment, law enforcement and critical infrastructure to December 2027.
North Korean hackers targeted ethnic Koreans in China with Android ‘BirdCall’ malware
Researchers at cybersecurity firm ESET attributed the campaign to APT37 and said the hackers used a backdoor attached to a suite of card games from a company called Sqgame.
Threat Brief: Exploitation of PAN-OS Captive Portal Zero-Day for Unauthenticated Remote Code Execution
Unit 42 details CVE-2026-0300, a buffer overflow vulnerability in the PAN-OS User-ID Authentication Portal. Read now for details. The post Threat Brief: Exploitation of PAN-OS Captive Portal Zero-Day for Unauthenticated Remote Code Execution appeared first on Unit 42 .
VoidStealer Malware Darts Past Google Chrome's Encryption
Authors of the VoidStealer Trojan uncovered yet another way to get around Google's App-Bound Encryption (ABE), opening the door to infostealers.
Instructure Breach Exposes Schools' Vendor Dependence
ShinyHunters' attack on Instructure, which owns the widely used Canvas learning management system (LMS), carries big questions about the trust educational institutions put into their vendors.
Palo Alto warns of critical software bug used in firewall attacks
A patch for the bug, tracked as CVE-2026-0300, has not been published yet and Palo Alto Networks said it will be included in releases over the next two weeks.
Mirai-Based xlabs_v1 Botnet Exploits ADB to Hijack IoT Devices for DDoS Attacks
Cybersecurity researchers have exposed a new Mirai-derived botnet that self-identifies as xlabs_v1 and targets internet-exposed devices running Android Debug Bridge (ADB) to enlist them in a network capable of carrying out distributed denial-of-service (DDoS) attacks. Hunt.io, which detailed the malware, said it made the discovery after identifying an exposed directory on a Netherlands-hosted
Critical vm2 sandbox bug lets attackers execute code on hosts
A critical vulnerability in the popular Node.js sandboxing library vm2 allows escaping the sandbox and executing arbitrary code on the host system. [...]
New Cisco DoS flaw requires manual reboot to revive devices
Cisco patched a Crosswork Network Controller and Network Services Orchestrator denial-of-service vulnerability that requires manually rebooting targeted systems for recovery. [...]
New CISA initiative aims for critical infrastructure to operate offline during cyberattacks
The initiative, named CI Fortify, focuses on isolation and recovery efforts that would see critical infrastructure organizations proactively disconnect from third-party dependencies and find ways to operate without reliable telecommunications and internet.
DAEMON Tools devs confirm breach, release malware-free version
Disc Soft Limited, the maker of DAEMON Tools Lite, confirmed that the software had been trojanized in a supply chain attack and released a new, malware-free version. [...]
Microsoft named an overall leader in KuppingerCole Analyst’s 2026 Emerging AI Security Operations Center (SOC) report
Microsoft is excited to be named an Overall Leader, and the Market Leader in the Kuppinger Cole Analyst’s 2026 Emerging AI Security Operations Center (SOC) report, as we see automation and AI as core components of the future of cybersecurity. The post Microsoft named an overall leader in KuppingerCole Analyst’s 2026 Emerging AI Security Operations Center (SOC) report appeared first on Microsoft Security Blog .
ClickFix campaign uses fake macOS utilities lures to deliver infostealers
Threat actors are targeting macOS users with fake utility fixes that trick them into running malicious Terminal commands. This campaign evades traditional defenses by stealing credentials, wallets, and sensitive data. The post ClickFix campaign uses fake macOS utilities lures to deliver infostealers appeared first on Microsoft Security Blog .
Why ransomware attacks succeed even when backups exist
Backups don't fail because they're missing, they fail because attackers destroy them first. Acronis explains how ransomware targets backup systems before encryption, leaving no path to recovery. [...]
MuddyWater hackers use Chaos ransomware as a decoy in attacks
The MuddyWater Iranian hackers disguised their operations as a Chaos ransomware attack, relying on Microsoft Teams social engineering to gain access and establish persistence. [...]
OceanLotus suspected of using PyPI to deliver ZiChatBot malware
Kaspersky researchers uncovered malicious wheel packages in PyPI that targeted both Windows and Linux and contained a dropper delivering malware dubbed ZiChatBot. We attribute this activity to OceanLotus APT.
MuddyWater Uses Microsoft Teams to Steal Credentials in False Flag Ransomware Attack
The Iranian state-sponsored hacking group known as MuddyWater (aka Mango Sandstorm, Seedworm, and Static Kitten) has been attributed to a ransomware attack in what has been described as a "false flag" operation. The attack, observed by Rapid7 in early 2026, has been found to leverage social engineering techniques via Microsoft Teams to initiate the infection sequence. Although the incident
Hackers compromise Daemon Tools in global supply-chain attack, researchers say
Researchers at Kaspersky said attackers tampered with installers for Daemon Tools — a popular program used to mount disk images as virtual drives — and distributed them through the software’s official website.
Attacks Abuse Windows Phone Link to Steal Texts & Bypass 2FA
In hard-to-detect attacks, hackers are dropping the CloudZ RAT and a fresh plugin, Pheno, to hijack the Windows-based bridge between PCs and smartphones.
Insights into the clustering and reuse of phone numbers in scam emails
Talos has recently started to collect and gather intelligence around phone numbers within emails as an additional indicator of compromise (IOC). In this blog, we discuss new insights into in-the-wild phone number reuse in scam emails.
Websites with an undefined trust level: avoiding the trap
We explain what suspicious websites are and how to distinguish a safe site from a fraudulent one. A new category in Kaspersky solutions: we're sharing global statistics on untrusted site detection.
Palo Alto Networks warns of firewall RCE zero-day exploited in attacks
Palo Alto Networks warned customers today that a critical-severity unpatched vulnerability in the PAN-OS User-ID Authentication Portal is being exploited in attacks. [...]
Google's Android Apps Get Public Verification to Stop Supply Chain Attacks
Google has announced expanded Binary Transparency for Android as a way to safeguard the ecosystem from supply chain attacks. "This new public ledger ensures the Google apps on your device are exactly what we intended to build and distribute," Google's product and security teams said. The initiative builds upon the foundation of Pixel Binary Transparency, which Google introduced in October 2021
Windows Phone Link Exploited by CloudZ RAT to Steal Credentials and OTPs
Cybersecurity researchers have disclosed details of an intrusion that involved the use of a CloudZ remote access tool (RAT) and a previous undocumented plugin dubbed Pheno with the aim of facilitating credential theft. "According to the functionalities of the CloudZ RAT and Pheno plugin, this was with the intention of stealing victims' credentials and potentially one-time passwords (OTPs),"
Palo Alto PAN-OS Flaw Under Active Exploitation Enables Remote Code Execution
Palo Alto Networks has released an advisory warning that a critical buffer overflow vulnerability in its PAN-OS software has been exploited in the wild. The vulnerability, tracked as CVE-2026-0300, has been described as a case of unauthenticated remote code execution. It carries a CVSS score of 9.3 if the User-ID Authentication Portal is configured to enable access from the internet or any
Copy Fail: What You Need to Know About the Most Severe Linux Threat in Years
Copy Fail (CVE-2026-31431) is a critical Linux kernel LPE that allows stealthy root access. This flaw impacts millions of systems. Read our analysis. The post Copy Fail: What You Need to Know About the Most Severe Linux Threat in Years appeared first on Unit 42 .
New stealthy Quasar Linux malware targets software developers
A previously undocumented Linux implant named Quasar Linux (QLNX) is targeting developers' systems with a mix of rootkit, backdoor, and credential-stealing capabilities. [...]
Trellix Source Code Breach Highlights Growing Supply Chain Threats
Info is scant, but such breaches can reveal where a security product's controls are located and how detections are designed, giving attackers a leg up.
Research Hub Bridges Cybersecurity Gap for Under-Resourced Organizations
The UC Berkeley Center for Long-Term Cybersecurity (CLTC) offers tools and support to schools, local governments, and non-profits as they defend themselves against a growing volume of cyberattacks.
DAEMON Tools trojanized in supply-chain attack to deploy backdoor
Hackers trojanized installers for the DAEMON Tools software and since April 8, delivered a backdoor to thousands of systems that downloaded the product from the official website. [...]
Conti, Akira ransomware affiliate given 8-year sentence
Deniss Zolotarjovs pleaded guilty in July 2025 to money laundering and wire fraud charges after being arrested in the country of Georgia.
Critical Apache HTTP/2 Flaw (CVE-2026-23918) Enables DoS and Potential RCE
The Apache Software Foundation (ASF) has released security updates to address several security vulnerabilities in the HTTP Server, including a severe vulnerability that could potentially lead to remote code execution (RCE). The vulnerability, tracked as CVE-2026-23918 (CVSS score: 8.8), has been described as a case of "double free and possible RCE" in the HTTP/2 protocol handling. This issue
DAEMON Tools Supply Chain Attack Compromises Official Installers with Malware
A newly identified supply chain attack targeting DAEMON Tools software has compromised its installers to serve a malicious payload, according to findings from Kaspersky. "These installers are distributed from the legitimate website of DAEMON Tools and are signed with digital certificates belonging to DAEMON Tools developers," Kaspersky researchers Igor Kuznetsov, Georgy Kucherin, Leonid
Microsoft Edge Stores Passwords in Process Memory, Posing Enterprise Risk
A proof-of-concept exploit (PoC) shows how someone with admin privileges can exploit the issue to steal passwords, and thus use them to engage in further malicious activity.
China-Linked UAT-8302 Targets Governments Using Shared APT Malware Across Regions
A sophisticated China-nexus advanced persistent threat (APT) group has been attributed to attacks targeting government entities in South America since at least late 2024 and government agencies in southeastern Europe in 2025. The activity is being tracked by Cisco Talos under the moniker UAT-8302, with post-exploitation involving the deployment of custom-made malware families that have been put
The EOL Blind Spot in Your CVE Feed: What SCA Tools Don't Check.
Critical vulnerabilities can exist in open source software your scanners don't check. HeroDevs reveals how EOL software creates blind spots in CVE feeds and SCA tools, and how you can receive a free end-of-life scan for your projects. [...]
The EOL Blind Spot in Your CVE Feed: What SCA Tools Miss
Critical vulnerabilities can exist in open source software your scanners don't check. HeroDevs reveals how EOL software creates blind spots in CVE feeds and SCA tools, and how you can receive a free end-of-life scan for your projects. [...]
Australia launches cyber review board modeled on version disbanded in US
The Cyber Incident Review Board will carry out no-fault, post-incident reviews of significant cyberattacks on Australian government and industry, focusing on systemic lessons rather than individual or corporate culpability.
The Back Door Attackers Know About — and Most Security Teams Still Haven’t Closed
Every AI tool, workflow automation, and productivity app your employees connected to Google or Microsoft this year left something behind: a persistent OAuth token with no expiration date, no automatic cleanup, and in most organizations, no one watching it. Your perimeter controls don't see it. Your MFA doesn't stop it. And when an attacker gets hold of one, they don't need a password. OAuth
MetInfo CMS CVE-2026-29014 Exploited for Remote Code Execution Attacks
Threat actors are actively exploiting a critical security flaw impacting an open-source content management system (CMS) known as MetInfo, according to new findings from VulnCheck. The vulnerability in question is CVE-2026-29014 (CVSS score: 9.8), a code injection flaw that could result in arbitrary code execution. "MetInfo CMS versions 7.9, 8.0, and 8.1 contain an unauthenticated PHP code
Google now offers up to $1.5 million for some Android exploits
Google overhauls its Android and Chrome vulnerability rewards programs, offering bounties of up to $1.5 million for the most difficult exploits while scaling back payouts for flaws that artificial intelligence (AI) has made easier to find. [...]
We Scanned 1 Million Exposed AI Services. Here's How Bad the Security Actually Is
While the software industry has made genuine strides over the past few decades to deliver products securely, the furious pace of AI adoption is putting that progress at risk. Businesses are moving fast to self-host LLM infrastructure, drawn by the promise of AI as a force multiplier and the pressure to deliver more value faster. But speed is coming at the expense of security. In the wake of the
Karakurt extortion gang ‘cold case’ negotiator gets 8.5 years in prison
A Latvian national extradited to the United States was sentenced to 8.5 years in prison for his "cold case" negotiator role in the Russian Karakurt ransomware group. [...]
CloudZ malware abuses Microsoft Phone Link to steal SMS and OTPs
A new version of the CloudZ remote access tool (RAT) is deploying a previously unseen malicious plugin called Pheno that hijacks the Microsoft Phone Link connection to steal sensitive codes from mobile devices. [...]
UAT-8302 and its box full of malware
Cisco Talos is disclosing UAT-8302, a sophisticated, China-nexus advanced persistent threat (APT) group targeting government entities in South America since at least late 2024 and government agencies in southeastern Europe in 2025.
CloudZ RAT potentially steals OTP messages using Pheno plugin
Cisco Talos discovered an intrusion, active since at least January 2026, where an unknown attacker implanted a CloudZ remote access tool (RAT) and a previously undocumented plugin called “Pheno.”
ScarCruft Hacks Gaming Platform to Deploy BirdCall Malware on Android and Windows
The North Korea-aligned state-sponsored hacking group known as ScarCruft has compromised a video game platform in a supply chain espionage attack, trojanizing its components with a backdoor called BirdCallto likely target ethnic Koreans residing in China. While prior versions of the backdoor have primarily targeted Windows users only, the supply chain attack is assessed to have enabled the
ScarCruft hackers push BirdCall Android malware via game platform
The North Korean hacker group APT37 has been delivering an Android version of a backdoor called BirdCall in a supply-chain attack through a video game platform. [...]
Weaver E-cology RCE Flaw CVE-2026-22679 Actively Exploited via Debug API
A critical security vulnerability in Weaver (Fanwei) E-cology, an enterprise office automation (OA) and collaboration platform, has come under active exploitation in the wild. The vulnerability (CVE-2026-22679, CVSS score: 9.8) relates to a case of unauthenticated remote code execution affecting Weaver E-cology 10.0 versions prior to 20260312. The issue resides in the "/papi/esearch/data/devops/
Microsoft Details Phishing Campaign Targeting 35,000 Users Across 26 Countries
Microsoft has disclosed details of a large-scale credential theft campaign that has leveraged a combination of code of conduct-themed lures and legitimate email services to direct users to attacker-controlled domains and steal authentication tokens. The multi-stage campaign, observed between April 14 and 16, 2026, targeted more than 35,000 users across over 13,000 organizations in 26 countries,
German officials advance legislation that would expand law enforcement use of surveillance technology
The bills would legalize the use of automated data analysis and artificial intelligence tools that let police upload a photo of a face and scour the internet for more images depicting the same person.
Weaver E-cology critical bug exploited in attacks since March
Hackers have been exploiting a critical vulnerability (CVE-2026-22679) in the Weaver E-cology office automation since mid-March to run discovery commands. [...]
RMM Tools Fuel Stealthy Phishing Campaign
Attackers are abusing two remote monitoring and management (RMM) tools to evade detection in a campaign that has impacted over 80 organizations so far.
Exploit Cyber-Frenzy Threatens Millions via Critical cPanel Vulnerability
Shortly after the authentication-bypass flaw was disclosed multiple proof-of-concept exploits appeared, and one researcher claims there's been zero-day activity for at least a month.
Trellix discloses data breach after source code repository hack
Cybersecurity firm Trellix disclosed a data breach after attackers gained access to "a portion" of its source code repository. [...]
Ransomware group claims breach of pro-Orbán Hungarian media firm
Mediaworks confirmed the incident on Friday, warning that “a significant amount of illegally obtained data may have come into the possession of unauthorized persons."
Breaking the code: Multi-stage ‘code of conduct’ phishing campaign leads to AiTM token compromise
Microsoft Defender Research observed a large-scale credential theft campaign that exemplifies this trend, using code of conduct-themed lures, a multi-step attack chain, and legitimate email services to distribute fully authenticated messages from attacker-controlled domains. The post Breaking the code: Multi-stage ‘code of conduct’ phishing campaign leads to AiTM token compromise appeared first on Microsoft Security Blog .
⚡ Weekly Recap: AI-Powered Phishing, Android Spying Tool, Linux Exploit, GitHub RCE & More
This week, the shadows moved faster than the patches. While most teams were still triaging last month’s alerts, attackers had already turned control panels into kill switches, kernels into open doors, and open-source pipelines into silent delivery systems. The game has shifted from breach to occupation. They’re living inside SaaS sessions, pushing code with trusted commits, and scaling
They don’t hack, they borrow: How fraudsters target credit unions
Fraudsters aren't hacking credit unions, they are exploiting normal business processes. Flare reveals how structured loan fraud methods use stolen identities to pass verification and secure funds. [...]
Progress warns of critical MOVEit Automation auth bypass flaw
Progress Software warned customers to patch a critical authentication bypass vulnerability in its MOVEit Automation enterprise-grade managed file transfer (MFT) application. [...]
Webinar: Why MSPs must rethink security and backup strategies
Security breaches don't just test your defenses—they test your recovery. Join Kaseya in our upcoming webinar to learn how MSPs strengthen resilience with SaaS backups and BCDR to stay operational after attacks. [...]
2026: The Year of AI-Assisted Attacks
On December 4, 2025, a 17-year-old was arrested in Osaka under Japan’s Unauthorized Access Prohibition Act. The young man had run malicious code to extract the personal data of over 7 million users of Kaikatsu Club, Japan's largest internet cafe chain. When asked, the young man shared his motivation for the hack: he wanted to buy Pokémon cards. In a sense, this is a fairly conventional story.
Silver Fox Deploys ABCDoor Malware via Tax-Themed Phishing in India and Russia
The China-based cybercrime group known as Silver Fox has been linked to a new campaign targeting organizations in Russia and India with a new malware called ABCDoor. The activity involved using phishing emails that mimic correspondence from the Income Tax Department of India in December 2025, followed by a similar campaign aimed at Russian entities. "Both waves followed a nearly identical
Silver Fox Springs Tax-Themed Attacks on Orgs in India, Russia
More than 1,600 socially engineered messages from the China-backed advanced persistent threat (APT) group target various sectors to deliver the previously undocumented ABCDoor backdoor, ValleyRAT, and other malware.
CISA says ‘Copy Fail’ flaw now exploited to root Linux systems
CISA has warned that threat actors have started exploiting the "Copy Fail" Linux security vulnerability in the wild, one day after Theori researchers disclosed it and shared a proof-of-concept (PoC) exploit. [...]
“Legitimate” phishing: how attackers weaponize Amazon SES to bypass email security
Kaspersky expert breaks down a new phishing scheme that uses the Amazon SES cloud email service. Let's look at some examples to see how you can tell a phishing email from a real one.
Critical cPanel Vulnerability Weaponized to Target Government and MSP Networks
A previously unknown threat actor has been observed targeting government and military entities in Southeast Asia, alongside a smaller cluster of managed service providers (MSPs) and hosting providers in the Philippines, Laos, Canada, South Africa, and the U.S., by exploiting the recently disclosed vulnerability in cPanel. The activity, detected by Ctrl-Alt-Intel on May 2, 2026, involves the
Instructure confirms data breach, ShinyHunters claims attack
Educational tech giant Instructure has confirmed that data was stolen in a cyberattack, with the ShinyHunters extortion gang claiming responsibility. [...]
Telegram Mini Apps abused for crypto scams, Android malware delivery
Cybersecurity researchers have uncovered a large-scale fraud operation that uses Telegram's Mini App feature to run crypto scams, impersonate well-known brands, and distribute Android malware. [...]
CISA Adds Actively Exploited Linux Root Access Bug CVE-2026-31431 to KEV
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added a recently disclosed security flaw impacting various Linux distributions to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation in the wild. The vulnerability, tracked as CVE-2026-31431 (CVSS score: 7.8), is a case of local privilege escalation (LPE) flaw that could allow an
Critrical cPanel flaw mass-exploited in "Sorry" ransomware attacks
A new disclosed cPanel flaw tracked as CVE-2026-41940 is being mass-exploited to breach websites and encrypt data in "Sorry" ransomware attacks. [...]
ConsentFix v3 attacks target Azure with automated OAuth abuse
A new attack type, dubbed ConsentFix v3, has been circulating on hacker forums, building on the previous technique by adding automation and scaling potential. [...]
Trellix Confirms Source Code Breach With Unauthorized Repository Access
Cybersecurity company Trellix has announced that it suffered a breach that enabled unauthorized access to a "portion" of its source code. It said it "recently identified" the compromise of its source code repository and that it began working with "leading forensic experts" to resolve the matter immediately. It also said it has notified law enforcement of the matter. Trellix did not disclose the
CVE-2026-31431: Copy Fail vulnerability enables Linux root privilege escalation across cloud environments
A high-severity Linux vulnerability, “Copy Fail” (CVE-2026-31431), enables root privilege escalation across cloud environments and Kubernetes workloads. With a working exploit already in the wild, organizations should act quickly to detect, mitigate, and reduce risk. The post CVE-2026-31431: Copy Fail vulnerability enables Linux root privilege escalation across cloud environments appeared first on Microsoft Security Blog .
Essential Data Sources for Detection Beyond the Endpoint
Unit 42 highlights the need for a comprehensive security strategy that spans every IT zone. Explore the full details here. The post Essential Data Sources for Detection Beyond the Endpoint appeared first on Unit 42 .
15-year-old detained over French govt agency data breach
French authorities have detained a 15-year-old suspected of selling data stolen in a cyberattack on France Titres (ANTS), the country's agency for issuing and managing administrative documents. [...]
Edtech firm Instructure confirms data breach after Salesforce instance hack
Instructure, the company behind the widely used Canvas learning platform, has disclosed a security incident after a social engineering attack allowed hackers to access data in its Salesforce instance. [...]
Federal agencies must patch cPanel bug by Sunday, CISA says
Incident responders at Rapid7 said successful exploitation of CVE-2026-41940 “grants an attacker control over the cPanel host system, its configurations and databases, and websites it manages.”
Microsoft Agent 365, now generally available, expands capabilities and integrations
Today we’re announcing the general availability of Agent 365, plus previews of new capabilities to discover and manage shadow AI agents, including local agents like OpenClaw and Claude Code. The post Microsoft Agent 365, now generally available, expands capabilities and integrations appeared first on Microsoft Security Blog .
Cybercrime Groups Using Vishing and SSO Abuse in Rapid SaaS Extortion Attacks
Cybersecurity researchers are warning of two cybercrime groups that are carrying out "rapid, high-impact attacks" operating almost within the confines of SaaS environments, while leaving minimal traces of their actions. The clusters, Cordial Spider (aka BlackFile, CL-CRI-1116, O-UNC-045, and UNC6671) and Snarky Spider (aka O-UNC-025 and UNC6661), have been attributed to high-speed data theft and
Cyber incident responders who carried out ransomware attacks given 4-year sentences
Two cybersecurity incident responders who abused their positions to carry out covert ransomware attacks were sentenced to four years in prison.
British cyber agency warns of looming ‘patch wave’ as AI speeds flaw discovery
Britain’s cyber agency warned that organizations should prepare for a surge of urgent software updates as artificial intelligence accelerates the discovery of security flaws, raising the risk of widespread exploitation.
Two Cybersecurity Professionals Get 4-Year Sentences in BlackCat Ransomware Attacks
The U.S. Department of Justice (DoJ) on Thursday announced the sentencing of two cybersecurity professionals to four years each in prison for their role in facilitating BlackCat ransomware attacks in 2023. Ryan Goldberg, 40, of Georgia, and Kevin Martin, 36, of Texas, were accused of deploying the ransomware against multiple victims located throughout the U.S. between April and December 2023.
Poisoned Ruby Gems and Go Modules Exploit CI Pipelines for Credential Theft
A new software supply chain attack campaign has been observed using sleeper packages as a conduit to subsequently push malicious payloads that enabled credential theft, GitHub Actions tampering, and SSH persistence. The activity has been attributed to the GitHub account "BufferZoneCorp," which has published a set of repositories that are associated with malicious Ruby gems and Go modules. As of
US ransomware negotiators get 4 years in prison over BlackCat attacks
Two former employees of cybersecurity incident response companies Sygnia and DigitalMint were sentenced to four years in prison each for targeting U.S. companies in BlackCat (ALPHV) ransomware attacks. [...]
Tune In: The Future of AI-Powered Vulnerability Discovery
Tune In: The Future of AI-Powered Vulnerability Discovery
That AI Extension Helping You Write Emails? It’s Reading Them First
Unit 42 uncovers high-risk AI browser extensions. Disguised as productivity tools, they steal data, intercept prompts, and exfiltrate passwords. Protect your browser. The post That AI Extension Helping You Write Emails? It’s Reading Them First appeared first on Unit 42 .
TeamPCP Hits SAP Packages With 'Mini Shai-Hulud' Attack
Several npm packages for SAP's cloud application development ecosystem have been compromised as TeamPCP's supply chain attacks broaden.
Another AI-Assisted Software Scan Yields 9-Year-Old Linux Bug
The proof-of-concept exploit code runs only 10 lines long, but luckily, a patch is already available.
Great responsibility, without great power
In this week’s newsletter, Hazel uses International Superhero Day as a springboard to explore why empathy — rather than just technical prowess — is the most essential, underrated superpower for navigating the human side of cybersecurity.
FBI links cybercriminals to sharp surge in cargo theft attacks
The U.S. Federal Bureau of Investigation (FBI) warned the transportation and logistics industry of a sharp rise in cyber-enabled cargo theft, with estimated losses in the United States and Canada reaching nearly $725 million in 2025. [...]
PyTorch Lightning Compromised in PyPI Supply Chain Attack to Steal Credentials
In yet another software supply chain attack, threat actors have managed to compromise the popular Python package Lightning to push two malicious versions to conduct credential theft. According to Aikido Security, Socket, and StepSecurity, the two malicious versions are versions 2.6.2 and 2.6.3, both of which were published on April 30, 2026. The campaign is assessed to be an extension of the
What’s new, updated, or recently released in Microsoft Security
Stay ahead of emerging threats with Microsoft’s newest security innovations and updates, delivered through the In the Loop series. The post What’s new, updated, or recently released in Microsoft Security appeared first on Microsoft Security Blog .
Email threat landscape: Q1 2026 trends and insights
In early 2026, email threats increased with a rise in credential phishing, QR code phishing, and CAPTCHA-gated campaigns, highlighted by Microsoft’s disruption of the Tycoon2FA phishing platform which led to a 15% volume decrease and shifts in threat actor tactics. The post Email threat landscape: Q1 2026 trends and insights appeared first on Microsoft Security Blog .
What Happens in the First 24 Hours After a New Asset Goes Live
When a new asset goes live, attackers start scanning within minutes. Sprocket Security shows how automated attacks move from discovery to compromise in under 24 hours. [...]
New Linux ‘Copy Fail’ flaw gives hackers root on major distros
An exploit has been published for a local privilege escalation vulnerability dubbed "Copy Fail" that impacts Linux kernels released since 2017, allowing an unprivileged local attacker to gain root permissions. [...]
Moldova’s health insurance agency reports possible data leak after cyberattack
The agency said the incident occurred several weeks ago and that technical assessments indicated a possible theft of limited information.
New Python Backdoor Uses Tunneling Service to Steal Browser and Cloud Credentials
Cybersecurity researchers have disclosed details of a stealthy Python-based backdoor framework called DEEP#DOOR that comes with capabilities to establish persistent access and harvest a wide range of sensitive information from compromised hosts. "The intrusion chain begins with execution of a batch script ('install_obf.bat') that disables Windows security controls, dynamically extracts an
Critical cPanel and WHM bug exploited as a zero-day, PoC now available
The critical CVE-2026-41940 authentication bypass vulnerability in cPanel, WHM, and WP Squared is being actively exploited in the wild and has been leveraged in attempts since late February. [...]
New Linux 'Copy Fail' Vulnerability Enables Root Access on Major Distributions
Cybersecurity researchers have disclosed details of a Linux local privilege escalation (LPE) flaw that could allow an unprivileged local user to obtain root. The high-severity vulnerability tracked as CVE-2026-31431 (CVSS score: 7.8) has been codenamed Copy Fail by Xint.io and Theori. "An unprivileged local user can write four controlled bytes into the page cache of any readable file on a Linux
Google Fixes CVSS 10 Gemini CLI CI RCE and Cursor Flaws Enable Code Execution
Google has addressed a maximum severity security flaw in Gemini CLI -- the "@google/gemini-cli" npm package and the "google-github-actions/run-gemini-cli" GitHub Actions workflow -- that could have allowed attackers to execute arbitrary commands on host systems. "The vulnerability allowed an unprivileged external attacker to force their own malicious content to load as Gemini configuration,"
Silver Fox uses the new ABCDoor backdoor to target organizations in Russia and India
The Silver Fox group is targeting companies in Russia and India by impersonating tax authorities to distribute ValleyRAT and the new ABCDoor backdoor.
Official SAP npm packages compromised to steal credentials
Multiple official SAP npm packages were compromised in what is believed to be a TeamPCP supply-chain attack to steal credentials and authentication tokens from developers' systems. [...]
Hackers exploit RCE flaws in Qinglong task scheduler for cryptomining
Hackers are exploiting two authentication bypass vulnerabilities in the Qinglong open-source task scheduling tool to deploy cryptominers on developers' servers. [...]
Reverse Engineering With AI Unearths High-Severity GitHub Bug
Wiz used an AI reverse-engineering tool to pinpoint a vulnerability that previously would have been too costly and time-consuming to undertake.
SAP npm Packages Compromised by “Mini Shai-Hulud” Credential-Stealing Malware
Cybersecurity researchers are sounding the alarm about a new supply chain attack campaign targeting SAP-related npm Packages with credential-stealing malware. According to reports from Aikido Security, SafeDep, Socket, StepSecurity, and Google-owned Wiz, the campaign – calling itself the mini Shai-Hulud – has affected the following packages associated with SAP's JavaScript and cloud application
8 best practices for CISOs conducting risk reviews
Embracing strong proactive security is something we can all do to mitigate our increased exposure to security threats. The post 8 best practices for CISOs conducting risk reviews appeared first on Microsoft Security Blog .
cPanel, WHM emergency update fixes critical auth bypass bug
A critical vulnerability affecting all but the latest versions of cPanel and the WebHost Manager (WHM) dashboard could be exploited to obtain access to the control panel without authentication. [...]
Vect 2.0 Ransomware Acts as Wiper, Thanks to Design Error
The emerging ransomware has been deployed against victims of the TeamPCP supply chain attacks, but organizations should think twice before paying for a decryptor.
New Wave of DPRK Attacks Uses AI-Inserted npm Malware, Fake Firms, and RATs
Cybersecurity researchers have discovered malicious code in an npm package after a malicious package as a dependency to the project by Anthropic's Claude Opus large language model (LLM). The package in question is "@validate-sdk/v2," which is listed on npm as a utility software development kit (SDK) for hashing, validation, encoding/decoding, and secure random generation. However, its real
Swiss police arrest 10 suspected members of Nigeria-linked crime group Black Axe
Swiss and German law enforcement have arrested 10 suspected members of the Nigerian criminal network Black Axe, including a regional leader believed to oversee operations in Southern Europe.
Learning from the Vercel breach: Shadow AI & OAuth sprawl
A single third-party OAuth integration can become a direct path into your environment. Push explains how the Vercel breach shows a compromised OAuth app can lead to widespread impact across downstream customers. [...]
Lotus Wiper Attack Targeted Venezuelan Energy Firms, Utilities
An analysis of the destructive malware reveals sophisticated living-off-the-land (LotL) techniques and detailed strategies for the widespread deletion of data.
GitHub fixes RCE flaw that gave access to millions of private repos
In early March, GitHub patched a critical remote code execution vulnerability (CVE-2026-3854) that could have allowed attackers to access millions of private repositories. [...]
Webinar: How to Automate Exposure Validation to Match the Speed of AI Attacks
In February 2026, researchers uncovered a shift that completely changed the game: threat actors are now using custom AI setups to automate attacks directly into the kill chain. We aren't just talking about AI writing better phishing emails anymore. We’re talking about autonomous agents mapping Active Directory and seizing Domain Admin credentials in minutes. The problem? Most defensive workflows
CISA orders feds to patch Windows flaw exploited as zero-day
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to secure their Windows systems against a vulnerability exploited in zero-day attacks. [...]
AI-powered honeypots: Turning the tables on malicious AI agents
Just as AI brings time-saving advantages to our lives, it brings similar advantages to threat actors. We can take the advantage back. This blog shows how generative AI can be used to rapidly deploy adaptive honeypot systems.
Critical cPanel Authentication Vulnerability Identified — Update Your Server Immediately
cPanel has released security updates to address a security issue impacting various authentication paths that could allow an attacker to obtain access to the control panel software. The problem affects all currently supported versions, according to an alert released by cPanel on Tuesday. The issue has been addressed in the following versions - 11.110.0.97 11.118.0.63 11.126.0.54 11.132.0.29
CISA Adds Actively Exploited ConnectWise and Windows Flaws to KEV
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added two security flaws impacting ConnectWise ScreenConnect and Microsoft Windows to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The vulnerabilities are listed below - CVE-2024-1708 (CVSS score: 8.4) - A path traversal vulnerability in ConnectWise ScreenConnect
LiteLLM CVE-2026-42208 SQL Injection Exploited within 36 Hours of Disclosure
In yet another instance of threat actors quickly jumping on the exploitation bandwagon, a newly disclosed critical security flaw in BerriAI's LiteLLM Python package has come under active exploitation in the wild within 36 hours of the bug becoming public knowledge. The vulnerability, tracked as CVE-2026-42208 (CVSS score: 9.3), is an SQL injection that could be exploited to modify the underlying
BlueNoroff Uses Fake Zoom Calls to Turn Victims Into Attack Lures
The North Korean group is using stolen victim videos, AI-generated avatars, and fake Zoom calls to scale malware attacks against cryptocurrency executives.
Broken VECT 2.0 ransomware acts as a data wiper for large files
Researchers are warning that the VECT 2.0 ransomware has a problem in the way it handles encryption nonces that leads to permanently destroying larger files rather than encrypt them. [...]
Hackers are exploiting a critical LiteLLM pre-auth SQLi flaw
Hackers are targeting sensitive information stored in the LiteLLM open-source large-language model (LLM) gateway by exploiting a critical vulnerability tracked as CVE-2026-42208. [...]
Feuding Ransomware Groups Leak Each Other's Data
When 0APT and KryBit attacked each other, they exposed infrastructure and operational data, giving defenders rare insight into ransomware operations.
Vidar Rises to Top of Chaotic Infostealer Market
The malware has filled the gap created by last year's law enforcement takedowns of Lumma and Rhadamanthys.
Researchers Discover Critical GitHub CVE-2026-3854 RCE Flaw Exploitable via Single Git Push
Cybersecurity researchers have disclosed details of a critical security vulnerability impacting GitHub.com and GitHub Enterprise Server that could allow an authenticated user to obtain remote code execution with a single "git push" command. The flaw, tracked as CVE-2026-3854 (CVSS score: 8.7), is a case of command injection that could allow an attacker with push access to a repository to achieve
Brazilian LofyGang Resurfaces After Three Years With Minecraft LofyStealer Campaign
A cybercrime group of Brazilian origin has resurfaced after more than three years to orchestrate a campaign that targets Minecraft players with a new stealer called LofyStealer (aka GrabBot). "The malware disguises itself as a Minecraft hack called 'Slinky,'" Brazil-based cybersecurity company ZenoX said in a technical report. "It uses the official game icon to induce voluntary execution,
Fresh Wave of GlassWorm VS Code Extensions Slices Through Supply Chain
Attackers continue to scale a campaign to seed Open VSX with seemingly benign VS Code extensions that spread self-propagating malware.
VECT 2.0 Ransomware Irreversibly Destroys Files Over 131KB on Windows, Linux, ESXi
Threat hunters are warning that the cybercriminal operation known as VECT 2.0 acts more like a wiper than a ransomware due to a critical flaw in its encryption implementation across Windows, Linux, and ESXi variants that renders recovery impossible even for the threat actors. The fact that VECT's locker permanently destroys large files rather than encrypting them means even victims who opt to
HTTP Requests with X-Vercel-Set-Bypass-Cookie Header, (Tue, Apr 28th)
This weekend, we saw a few requests to our honeypot that included an "X-Vercel-Set-Bypass-Cookie" header. A sample request:
Five defender priorities from the Talos Year in Review
With attackers moving faster than ever, it’s easy to feel overwhelmed. This blog breaks down five practical priorities from the Cisco Talos 2025 Year in Review to help defenders focus and prioritize, amidst all the noise.
Simplifying AWS defense with Microsoft Sentinel UEBA
Learn how Microsoft Sentinel UEBA helps defenders distinguish benign AWS activity from attacker behavior by enriching raw CloudTrail logs with clear, binary behavioral signals derived from baseline user, peer, and device behavior patterns. The post Simplifying AWS defense with Microsoft Sentinel UEBA appeared first on Microsoft Security Blog .
Critical Unpatched Flaw Leaves Hugging Face LeRobot Open to Unauthenticated RCE
Cybersecurity researchers have disclosed details of a critical security flaw impacting LeRobot, Hugging Face's open-source robotics platform with nearly 24,000 GitHub stars, that could be exploited to achieve remote code execution. The vulnerability in question is CVE-2026-25874 (CVSS score: 9.3), which has been described as a case of untrusted data deserialization stemming from the use of the
After Mythos: New Playbooks For a Zero-Window Era
When patching isn’t fast enough, NDR helps contain the next era of threats. If you’ve been tracking advancements in AI, you know the exploit window, the short buffer that organizations relied on to patch and protect after a vulnerability disclosure, is closing fast. Anthropic’s new model, Claude Mythos, and its Project Glasswing, showed that finding exploitable vulnerabilities and subtle cracks
Chinese Silk Typhoon Hacker Extradited to U.S. Over COVID Research Cyberattacks
A Chinese national accused of being a member of the Silk Typhoon hacking group has been extradited to the U.S. from Italy. Xu Zewei, 34, was arrested in July 2025 by Italian authorities for his alleged links to the Chinese state-sponsored threat group and for orchestrating cyber attacks against American organizations and government agencies between February 2020 and June 2021, including
Microsoft Patches Entra ID Role Flaw That Enabled Service Principal Takeover
An administrative role meant for artificial intelligence (AI) agents within Microsoft Entra ID could enable privilege escalation and identity takeover attacks, according to new findings from Silverfort. Agent ID Administrator is a privileged built-in role introduced by Microsoft as part of its agent identity platform to handle all aspects of an AI agent's identity lifecycle operations in a
Microsoft Confirms Active Exploitation of Windows Shell CVE-2026-32202
Microsoft on Monday revised its advisory for a now-patched, high-severity security flaw impacting Windows Shell to acknowledge that it has been actively exploited in the wild. The vulnerability in question is CVE-2026-32202 (CVSS score: 4.3), a spoofing vulnerability that could allow an attacker to access sensitive information. It was addressed as part of its Patch Tuesday update for this
Robinhood account creation flaw abused to send phishing emails
Online trading platform Robinhood's account creation process was exploited by threat actors to inject phishing messages into legitimate emails, tricking users into believing their accounts had suspicious activity. [...]
GlassWorm malware attacks return via 73 OpenVSX "sleeper" extensions
A new wave of the Glassworm campaign is targeting the OpenVSX ecosystem with 73 "sleeper" extensions that turn malicious after an update. [...]
UNC6692 Combines Social Engineering, Malware, Cloud Abuse
A newly discovered threat actor is using Microsoft Teams, AWS S3 buckets, and custom "Snow" malware in a multipronged campaign.
Unpatched 'PhantomRPC' Flaw in Windows Enables Privilege Escalation
A researcher discovered five different exploit paths that stem from an architectural weakness in how Windows' Remote Procedure Call (RPC) mechanism handles connections to unavailable services.
PyPI package with 1.1M monthly downloads hacked to push infostealer
An attacker pushed a malicious version of the popular elementary-data package Python Package Index (PyPI) to steal sensitive developer data and cryptocurrency wallets. [...]
Webinar: Spotting cyberattacks before they begin
On Thursday, April 30 at 2:00 PM ET, BleepingComputer will host a live webinar with threat intelligence company Flare and threat intelligence researcher Tammy Harper, exploring how security teams can identify early warning signs of attacks before they escalate into incidents. [...]
Checkmarx Confirms GitHub Repository Data Posted on Dark Web After March 23 Attack
Checkmarx has disclosed that its ongoing investigation tied to the supply chain security incident has revealed that a cybercriminal group published data related to the company on the dark web. "Based on current evidence, we believe this data originated from Checkmarx's GitHub repository, and that access to that repository was facilitated through the initial supply chain attack of March 23, 2026,
TeamPCP Supply Chain Campaign: Update 008 - 26-Day Pause Ends with Three Concurrent Compromises (Checkmarx KICS, Bitwarden CLI Cascade, xinference PyPI), CanisterSprawl npm Worm Identified, and Tier 1 Coverage Returns, (Mon, Apr 27th)
This update succeeds&#;x26;#;xc2;&#;x26;#;xa0;TeamPCP Supply Chain Campaign Update 007, published April 8, 2026, which left the campaign in credential-monetization mode following the Cisco source code theft via Trivy-linked credentials, Google GTIG&#;x26;#;39;s formal designation of the operators as UNC6780 (with their credential stealer named SANDCLOCK), and the lapsed CISA KEV remediation deadline for CVE-2026-
Hackers impersonate Microsoft Teams help desk to breach corporate networks
Hackers are impersonating Microsoft Teams help desk workers to trick victims into installing data-stealing malware, researchers found.
⚡ Weekly Recap: Fast16 Malware, XChat Launch, Federal Backdoor, AI Employee Tracking & More
Everything is dumb again. This week feels broken in a very familiar way. Old tricks are back. New tools are doing shady crap. Supply chains got hit. Fake help desks worked. Weird research showed how easy some attacks still are. Most of it feels like stuff we should have fixed years ago. Bad extensions. Stolen creds. Remote tools are getting abused. Malware hides in places people trust. Same
20-Year-Old Malware Rewrites History of Cyber Sabotage
Researchers have uncovered a malware framework dubbed "fast16" that predates Stuxnet by 5 years.
Deepfake Voice Attacks are Outpacing Defenses: What Security Leaders Should Know
Three seconds of audio is all it takes to clone a voice for fraud. Adaptive Security shows how deepfake calls trick employees into sending real money—and why most defenses don't catch them. [...]
Mythos Changed the Math on Vulnerability Discovery. Most Teams Aren't Ready for the Remediation Side
Anthropic’s Claude Mythos Preview has dominated security discussions since its April 7 announcement. Early reporting describes a powerful cybersecurity-focused AI system capable of identifying vulnerabilities at scale and raising serious questions about how quickly organizations can validate, prioritize, and remediate what it finds. The debate that followed has mostly focused on the right
PhantomCore Exploits TrueConf Vulnerabilities to Breach Russian Networks
A pro-Ukrainian hacktivist group called PhantomCore has been attributed to attacks actively targeting servers running TrueConf video conferencing software in Russia since September 2025. That's according to a report published by Positive Technologies, which found the threat actors to be leveraging an exploit chain comprising three vulnerabilities to execute commands remotely on susceptible
Researchers Uncover 73 Fake VS Code Extensions Delivering GlassWorm v2 Malware
Cybersecurity researchers have flagged dozens of Microsoft Visual Studio Code (VS Code) extensions on the Open VSX repository that are linked to a persistent information-stealing campaign dubbed GlassWorm. The cluster of 73 extensions has been identified as cloned versions of their legitimate counterparts. Of these, six have been confirmed to be malicious, with the remaining acting as seemingly
Threat actor uses Microsoft Teams to deploy new “Snow” malware
A threat group tracked as UNC6692 uses social engineering to deploy a new, custom malware suite named 'Snow' which includes a browser extension, a tunneler, and a backdoor. [...]
Researchers Uncover Pre-Stuxnet ‘fast16’ Malware Targeting Engineering Software
Cybersecurity researchers have discovered a new Lua-based malware created years before the notorious Stuxnet worm that aimed to sabotage Iran's nuclear program by destroying uranium enrichment centrifuges. According to a new report published by SentinelOne, the previously undocumented cyber sabotage framework dates back to 2005, primarily targeting high-precision calculation software to tamper
CISA Adds 4 Exploited Flaws to KEV, Sets May 2026 Federal Deadline
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added four vulnerabilities impacting SimpleHelp, Samsung MagicINFO 9 Server, and D-Link DIR-823X series routers to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The list of vulnerabilities is below - CVE-2024-57726 (CVSS score: 9.9) - A missing authorization vulnerability in
Helping Romance Scam Victims Require a Proactive, Empathic Approach
People targeted by confidence schemes find getting help is a lonely road. Experts want law enforcement, financial and government institutions to work together and protect them.
The npm Threat Landscape: Attack Surface and Mitigations
Unit 42 analyzes npm supply chain evolution post-Shai Hulud. Discover wormable malware, CI/CD persistence, multi-stage attacks and more. The post The npm Threat Landscape: Attack Surface and Mitigations appeared first on Unit 42 .
Firestarter malware survives Cisco firewall updates, security patches
Cybersecurity agencies in the U.S. and U.K. are warning about a custom malware called Firestarter persisting on Cisco Firepower and Secure Firewall devices running Adaptive Security Appliance (ASA) or Firepower Threat Defense (FTD) software. [...]
Windows Update gets new controls to reduce forced restarts
Microsoft is rolling out Windows Update improvements that give users more control over how updates are installed while reducing disruption from frequent or poorly timed restarts. [...]
Iran’s cyber threat may be less ‘shock and awe’ than ‘low and slow,’ officials say
Officials and experts believe the most likely threat from Iranian hackers is not a digital shock-and-awe campaign, but something quieter: opportunistic intrusions, dressed up to look bigger than they are.
ADT says customer data stolen in cyber intrusion
The home security company ADT said cybercriminals breached company systems on Monday and stole a “limited set” of customer and prospective customer information.
New BlackFile extortion group linked to surge of vishing attacks
A new financially motivated hacking group tracked as BlackFile has been linked to a wave of data theft and extortion attacks against retail and hospitality organizations since February 2026. [...]
Microsoft to roll out Entra passkeys on Windows in late April
Microsoft will roll out passkey support for phishing-resistant passwordless authentication to Microsoft Entra‑protected resources from Windows devices starting late April. [...]
New ‘Pack2TheRoot’ flaw gives hackers root Linux access
A new vulnerability dubbed Pack2TheRoot could be exploited in the PackageKit daemon to allow local Linux users to install or remove system packages and gain root permissions. [...]
FIRESTARTER Backdoor Hit Federal Cisco Firepower Device, Survives Security Patches
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has revealed that an unnamed federal civilian agency's Cisco Firepower device running Adaptive Security Appliance (ASA) software was compromised in September 2025 with malware called FIRESTARTER. FIRESTARTER, per CISA and the U.K.'s National Cyber Security Centre (NCSC), is assessed to be a backdoor designed for remote access and
Glasswing Secured the Code. The Rest of Your Stack Is Still on You
Forgotten integrations, shadow IT, SaaS, and now shadow AI and agents are everywhere, and attackers don't need sophisticated AI models to take advantage.
Over 10,000 Zimbra servers vulnerable to ongoing XSS attacks
Over 10,000 Zimbra Collaboration Suite (ZCS) instances exposed online are vulnerable to ongoing attacks exploiting a cross-site scripting (XSS) security flaw. [...]
AI Phishing Is No. 1 With a Bullet for Cyberattackers
In the last six months, companies have seen a significant influx of AI-powered phishing, as cyberattackers progress from small campaigns to 1-to-1 personalized attacks.
Tropic Trooper Uses Trojanized SumatraPDF and GitHub to Deploy AdaptixC2
Chinese-speaking individuals are the target of a new campaign that uses a trojanized version of SumatraPDF reader to deploy the AdaptixC2 Beacon post-exploitation agent and ultimately facilitate the abuse of Microsoft Visual Studio Code (VS Code) tunnels for remote access. Zscaler ThreatLabz, which discovered the campaign last month, has attributed it with high confidence to Tropic Trooper (aka
PhantomRPC: A new privilege escalation technique in Windows RPC
Kaspersky researcher discovered a vulnerability in RPC architecture that enables an attacker to create a fake RPC server and escalate their privileges.
LMDeploy CVE-2026-33626 Flaw Exploited Within 13 Hours of Disclosure
A high-severity security flaw in LMDeploy, an open-source toolkit for compressing, deploying, and serving LLMs, has come under active exploitation in the wild less than 13 hours after its public disclosure. The vulnerability, tracked as CVE-2026-33626 (CVSS score: 7.5), relates to a Server-Side Request Forgery (SSRF) vulnerability that could be exploited to access sensitive data. "A server-side
Tropic Trooper APT Takes Aim at Home Routers, Japanese Targets
The Chinese state-sponsored cyber threat is known for moving fast and trying odd attack vectors; now it's branching out in tools, victimology, and TTPs.
Hackers exploit file upload bug in Breeze Cache WordPress plugin
Hackers are actively exploiting a critical vulnerability in the Breeze Cache plugin for WordPress that allows uploading arbitrary files on the server without authentication. [...]
China-Backed Hackers Are Industrializing Botnets
China's state-backed groups are now using covert networks of compromised devices to execute attacks in a low-cost, low-risk, and deniable way.
Bitwarden CLI npm package compromised to steal developer credentials
The Bitwarden CLI was briefly compromised after attackers uploaded a malicious @bitwarden/cli package to npm containing a credential-stealing payload capable of spreading to other projects. [...]
CISA: US agency breached through Cisco vulnerability, FIRESTARTER backdoor allowed access through March
CISA said the unnamed department was infected with malware called “FIRESTARTER” that allowed the hackers to return to the Cisco device in March without re-exploiting the original vulnerabilities.
Trigona ransomware attacks use custom exfiltration tool to steal data
Recently observed Trigona ransomware attacks are using a custom, command-line tool to steal data from compromised environments faster and more efficiently. [...]
Surveillance companies exploiting telecom system to spy on targets’ locations, research shows
The campaigns exploited a weakness in telecom infrastructure to allow the unnamed vendors to secretly pose as real cellular providers and pinpoint victims’ locations.
UNC6692 Impersonates IT Helpdesk via Microsoft Teams to Deploy SNOW Malware
A previously undocumented threat activity cluster known as UNC6692 has been observed leveraging social engineering tactics via Microsoft Teams to deploy a custom malware suite on compromised hosts. "As with many other intrusions in recent years, UNC6692 relied heavily on impersonating IT helpdesk employees, convincing their victim to accept a Microsoft Teams chat invitation from an account
It pays to be a forever student
In this newsletter, Joe discusses why understanding other disciplines can often flow back into the macro and micro of cybersecurity, especially in a world of AI.
UAT-4356's Targeting of Cisco Firepower Devices
Cisco Talos is aware of UAT-4356's continued active targeting of Cisco Firepower devices’ Firepower eXtensible Operating System (FXOS). UAT-4356 exploited n-day vulnerabilities (CVE-2025-20333 and CVE-2025-20362) to gain unauthorized access to vulnerable devices.
Bad Memories Still Haunt AI Agents
Cisco found and fixed a significant vulnerability in the way Anthropic handles memories, but experts warn that mishandled memory files will continue threaten AI systems.
Cosmetics giant Rituals discloses data breach affecting customers
Dutch cosmetics giant Rituals disclosed a data breach after attackers stole the personal information of an undisclosed number of customers from its "My Rituals" membership database. [...]
Regular Password Resets Aren’t as Safe as You Think
Password resets are one of the easiest ways for attackers to bypass security controls. Specops Software shows how helpdesk social engineering turns a seemingly legitimate reset request into full account compromise. [...]
Snow Flurries: How UNC6692 Employed Social Engineering to Deploy a Custom Malware Suite
Written by: JP Glab, Tufail Ahmed, Josh Kelley, Muhammad Umair Introduction Google Threat Intelligence Group (GTIG) identified a multistage intrusion campaign by a newly tracked threat group, UNC6692, that leveraged persistent social engineering, a custom modular malware suite, and deft pivoting inside the victim’s environment to achieve deep network penetration. As with many other intrusions in recent years, UNC6692 relied heavily on impersonating IT helpdesk employees, convincing their victim
Bitwarden CLI Compromised in Ongoing Checkmarx Supply Chain Campaign
Bitwarden CLI has been compromised as part of the newly discovered and ongoing Checkmarx supply chain campaign, according to new findings from Socket. "The affected package version appears to be @bitwarden/cli@2026.4.0, and the malicious code was published in 'bw1.js,' a file included in the package contents," the application security company said. "The attack appears to have leveraged a
House Republicans unveil data privacy law that would override state protections
The bill, known as the SECURE Data Act, is backed by top Republicans on the House Energy and Commerce and Financial Services committees.
ThreatsDay Bulletin: $290M DeFi Hack, macOS LotL Abuse, ProxySmart SIM Farms +25 New Stories
You scroll past one incident and see another that feels familiar, like it should have been fixed years ago, but it still works with small changes. Same bugs. Same mistakes. The supply chain is messy. Packages you did not check are stealing data, adding backdoors, and spreading. Attacking the systems behind apps is easier than breaking the apps themselves. The exploits are simple but still work
New GopherWhisper APT group abuses Outlook, Slack, Discord for comms
A previously undocumented state-backed threat actor named GopherWhisper is using a Go-based custom toolkit and legitimate services like Microsoft 365 Outlook, Slack, and Discord in attacks against government entities. [...]
[Webinar] Mythos Reality Check: Beating Automated Exploitation at AI Speed
Imagine a world where hackers don't sleep, don't take breaks, and find weak spots in your systems instantly. Well, that world is already here. Thanks to AI, attackers are now launching automated, large-scale exploits faster than ever before. The time you have to fix a vulnerability before it gets attacked is shrinking to zero. We call this the Collapsing Exploit Window, and it means your
CISA orders feds to patch BlueHammer flaw exploited as zero-day
CISA has ordered U.S. federal agencies to patch a Microsoft Defender privilege escalation flaw (dubbed BlueHammer) that has been exploited in zero-day attacks. [...]
Apple Patches Exploited Notification Flaw, (Thu, Apr 23rd)
Apple yesterday released iOS/iPadOS 26.4.2 and iOS/iPadOS 18.7.8. This update fixes a single Notification Services vulnerability, CVE-2026-28950:
Can AI Attack the Cloud? Lessons From Building an Autonomous Cloud Offensive Multi-Agent System
Unit 42 reveals how multi-agent AI systems can autonomously attack cloud environments. Learn critical insights and vital lessons for proactive security. The post Can AI Attack the Cloud? Lessons From Building an Autonomous Cloud Offensive Multi-Agent System appeared first on Unit 42 .
'Zealot' Shows What AI's Capable of in Staged Cloud Attack
The proof of concept revealed AI-based attacks unfold too fast for human defenders to respond, and that AI evinced more autonomous behavior than expected.
Vercel Finds More Compromised Accounts in Context.ai-Linked Breach
Vercel on Wednesday revealed that it has identified an additional set of customer accounts that were compromised as part of a security incident that enabled unauthorized access to its internal systems. The company said it made the discovery after expanding its investigation to include an extra set of compromise indicators, alongside a review of requests to the Vercel network and environment
Apple Patches iOS Flaw That Stored Deleted Signal Notifications in FBI Forensic Case
Apple has rolled out a software fix for iOS and iPadOS to address a Notification Services flaw that stored notifications marked for deletion on the device. The vulnerability, tracked as CVE-2026-28950 (CVSS score: N/A), has been described as a logging issue that has been addressed with improved data redaction. "Notifications marked for deletion could be unexpectedly retained on the device,"
Africa Relinquishes Cyberattack Lead to Latin America — For Now
The volume of cyberattacks targeting Africa declined in the past year, with weekly attacks down 22%, as attackers seemingly shifted their focus to other regions.
'The Gentlemen' Rapidly Rises to Ransomware Prominence
Not nearly as polite as the name suggests, the ransomware gang has impressed researchers with its speed in scaling up operations — and its sophistication.
North Korean hackers siphon more than $12 million from crypto users in sprawling campaign
Researchers said the group stole up to $12 million in cryptocurrency in the first three months of 2026 through malware attacks on personal devices.
New Mirai campaign exploits RCE flaw in EoL D-Link routers
A new Mirai-based malware campaign is actively exploiting CVE-2025-29635, a high-severity command-injection vulnerability affecting D-Link DIR-823X routers, to enlist devices into the botnet. [...]
Hackers deployed wiper malware in destructive attacks on Venezuela’s energy sector
Hackers deployed a previously unknown wiper malware against Venezuela’s energy and utilities sector in an attack that appears to have been designed to destroy systems.
Kyber ransomware gang toys with post-quantum encryption on Windows
A new Kyber ransomware operation is targeting Windows systems and VMware ESXi endpoints in recent attacks, with one variant implementing Kyber1024 post-quantum encryption. [...]
AI-powered defense for an AI-accelerated threat landscape
Read how Microsoft is partnering with Anthropic and broader industry to use leading models, paired with our platforms and expertise, to turn AI-driven discovery into protection at scale. The post AI-powered defense for an AI-accelerated threat landscape appeared first on Microsoft Security Blog .
Harvester Deploys Linux GoGra Backdoor in South Asia Using Microsoft Graph API
The threat actor known as Harvester has been attributed to a new Linux version of its GoGra backdoor deployed as part of attacks likely targeting entities in South Asia. "The malware uses the legitimate Microsoft Graph API and Outlook mailboxes as a covert command-and-control (C2) channel, allowing it to bypass traditional perimeter network defenses," the Symantec and Carbon Black Threat Hunter
DPRK Fake Job Scams Self-Propagate in 'Contagious Interview'
A compromised developer's repository serves as a worm-like infection vector to spread remote access Trojans (RATs) and other malware.
Electricity Is a Growing Area of Cyber Risk
IT has long been concerned about ensuring systems receive the right amount of electricity. Cyberattackers are realizing they can manipulate voltage fluctuations for their purposes, too.
New npm supply-chain attack self-spreads to steal auth tokens
A new supply chain attack targeting the Node Package Manager (npm) ecosystem is stealing developer credentials and attempting to spread through packages published from compromised accounts. [...]
UK cyber agency handling four major incidents a week as nation-state attacks surge
Britain's cybersecurity chief warned Tuesday that the country is handling four nationally significant cyber incidents every week, with the majority now traced back to hostile foreign governments rather than criminal hackers.
Microsoft Teams to get efficiency mode on PCs with limited resources
Microsoft is preparing to roll out a new Efficiency Mode for Microsoft Teams for systems with limited CPU and memory resources to improve app responsiveness. [...]
Lotus Wiper Malware Targets Venezuelan Energy Systems in Destructive Attack
Cybersecurity researchers have discovered a previously undocumented data wiper that has been used in attacks targeting Venezuela at the end of last year and the start of 2026. Dubbed Lotus Wiper, the novel file wiper has been used in a destructive campaign targeting the energy and utilities sector in Venezuela, per findings from Kaspersky. "Two batch scripts are responsible for initiating the
IR Trends Q1 2026: Phishing reemerges as top initial access vector, as attacks targeting public administration persist
Phishing reemerged as the most observed means of gaining initial access, accounting for over a third of the engagements where initial access could be determined. Phishing has not been the top vertical for initial access since Q2 2025.
When Wi-Fi Encryption Fails: Protecting Your Enterprise from AirSnitch Attacks
Unit 42 research reveals AirSnitch attacks bypass WPA2/3 Wi-Fi encryption and client isolation, exposing critical infrastructure vulnerabilities. The post When Wi-Fi Encryption Fails: Protecting Your Enterprise from AirSnitch Attacks appeared first on Unit 42 .
New GoGra malware for Linux uses Microsoft Graph API for comms
A Linux variant of the GoGra backdoor uses legitimate Microsoft infrastructure, relying on an Outlook inbox for stealthy payload delivery. [...]
Microsoft Patches Critical ASP.NET Core CVE-2026-40372 Privilege Escalation Bug
Microsoft has released out-of-band updates to address a security vulnerability in ASP.NET Core that could allow an attacker to escalate privileges. The vulnerability, tracked as CVE-2026-40372, carries a CVSS score of 9.1 out of 10.0. It's rated Important in severity. An anonymous researcher has been credited with discovering and reporting the flaw. "Improper verification of cryptographic
Microsoft releases emergency patches for critical ASP.NET flaw
Microsoft has released out-of-band (OOB) security updates to patch a critical ASP.NET Core privilege escalation vulnerability. [...]
Mustang Panda’s New LOTUSLITE Variant Targets India Banks, South Korea Policy Circles
Cybersecurity researchers have discovered a new variant of a known malware called LOTUSLITE that's distributed via a theme related to India's banking sector. "The backdoor communicates with a dynamic DNS-based command-and-control server over HTTPS and supports remote shell access, file operations, and session management, indicating a continued espionage-focused capability set rather than
Cohere AI Terrarium Sandbox Flaw Enables Root Code Execution, Container Escape
A critical security vulnerability has been disclosed in a Python-based sandbox called Terrarium that could result in arbitrary code execution. The vulnerability, tracked as CVE-2026-5752, is rated 9.3 on the CVSS scoring system. "Sandbox escape vulnerability in Terrarium allows arbitrary code execution with root privileges on a host process via JavaScript prototype chain traversal," according to
Over 1,300 Microsoft SharePoint servers vulnerable to spoofing attacks
Over 1,300 Microsoft SharePoint servers exposed online remain unpatched against a spoofing vulnerability that was exploited as a zero-day and is still being abused in ongoing attacks. [...]
French govt agency confirms breach as hacker offers to sell data
France Titres, the government agency in France for issuing and managince administrative documents has disclosed a data breach after a threat actor claimed the attack and stealing citizen data. [...]
Ransomware Negotiator Pleads Guilty to BlackCat Scheme
A cautionary tale illustrates why the person negotiating should never be involved with any part of the ransom payment process, experts noted.
Exploits Turn Windows Defender into Attacker Tool
Three proof-of-concept exploits are being used in active attacks against Microsoft's built-in security platform; two are unpatched.
New Lotus data wiper used against Venezuelan energy, utility firms
A previously undocumented data-wiping malware dubbed Lotus was used last year in targeted attacks against energy and utilities organizations in Venezuela. [...]
SystemBC C2 Server Reveals 1,570+ Victims in The Gentlemen Ransomware Operation
Threat actors associated with The Gentlemen ransomware‑as‑a‑service (RaaS) operation have been observed attempting to deploy a known proxy malware called SystemBC. According to new research published by Check Point, the command-and-control (C2 or C&C) server linked to SystemBC has led to the discovery of a botnet of more than 1,570 victims. "SystemBC establishes SOCKS5 network tunnels within
Detection strategies across cloud and identities against infiltrating IT workers
The shift to remote and hybrid work since the pandemic expanded global hiring and accelerated digital onboarding, increasing reliance on online identity verification and remote access. The post Detection strategies across cloud and identities against infiltrating IT workers appeared first on Microsoft Security Blog .
22 BRIDGE:BREAK Flaws Expose 20,000 Lantronix and Silex Serial-to-IP Converters
Cybersecurity researchers have identified 22 new vulnerabilities in popular models of serial-to-IP converters from Lantronix and Silex that could be exploited to hijack susceptible devices and tamper with data exchanged by them. The vulnerabilities have been collectively codenamed BRIDGE:BREAK by Forescout Research Vedere Labs, which identified nearly 20,000 Serial-to-Ethernet converters exposed
Surge in Bomgar RMM Exploitation Demonstrates Supply Chain Risk
The critical remote code execution flaw (CVE-2026-1731) in the remote monitoring and management tool can be exploited to spread ransomware and compromise supply chains.
Ransomware Negotiator Pleads Guilty to Aiding BlackCat Attacks in 2023
A third individual who was employed as a ransomware negotiator has pleaded guilty to conducting ransomware attacks against U.S. companies in 2023. Angelo Martino, 41, of Land O'Lakes, Florida, teamed up with the operators of the BlackCat ransomware starting in April 2023 to assist the e-crime gang in extracting higher amounts as ransoms. "Working as a negotiator on behalf of five different
Cloud platform Vercel says company breached through third-party AI tool
Vercel released a statement acknowledging a breach and warning a “limited subset of customers” that their Vercel credentials were compromised.
CISA flags new SD-WAN flaw as actively exploited in attacks
CISA has given U.S. government agencies four days to secure their systems against another Catalyst SD-WAN Manager vulnerability it flagged as actively exploited in attacks. [...]
[Podcast] It's not you, it's your printer: State-sponsored and phishing threats in 2025
In this episode of Talos Takes, Amy and Martin Lee unpack state-sponsored and phishing trends from the 2025 Talos Year in Review.
Phishing and MFA exploitation: Targeting the keys to the kingdom
In 2025, attackers increasingly targeted weaknesses in multi-factor authentication (MFA) workflows, and phishing attacks leveraged valid, compromised credentials to launch lures from trusted accounts. The trends focused entirely on trust, or the lack thereof, in everyday business operations.
No Exploit Needed: How Attackers Walk Through the Front Door via Identity-Based Attacks
The cybersecurity industry has spent the last several years chasing sophisticated threats like zero-days, supply chain compromises, and AI-generated exploits. However, the most reliable entry point for attackers still hasn't changed: stolen credentials. Identity-based attacks remain a dominant initial access vector in breaches today. Attackers obtain valid credentials through credential stuffing
Actively exploited Apache ActiveMQ flaw impacts 6,400 servers
Nonprofit security organization Shadowserver found that over 6,400 Apache ActiveMQ servers exposed online are vulnerable to ongoing attacks exploiting a high-severity code injection vulnerability. [...]
Google Fixes Critical RCE Flaw in AI-Based Antigravity Tool
The prompt injection vulnerability in the agentic AI product for filesystem operations was a sanitization issue that allowed for sandbox escape and arbitrary code execution.
NGate Campaign Targets Brazil, Trojanizes HandyPay to Steal NFC Data and PINs
Cybersecurity researchers have discovered a new iteration of an Android malware family calledNGate that has been found to abuse a legitimate application called HandyPay instead of NFCGate. "The threat actors took the app, which is used to relay NFC data, and patched it with malicious code that appears to have been AI-generated," ESET security researcher Lukáš Štefanko said in a report
Google Patches Antigravity IDE Flaw Enabling Prompt Injection Code Execution
Cybersecurity researchers have discovered a vulnerability in Google's agentic integrated development environment (IDE), Antigravity, that could be exploited to achieve code execution. The flaw, since patched, combines Antigravity's permitted file-creation capabilities with an insufficient input sanitization in Antigravity's native file-searching tool, find_by_name, to bypass the program's Strict
Former ransomware negotiator pleads guilty to BlackCat attacks
41-year-old Angelo Martino, a former employee of cybersecurity incident response company DigitalMint, has pleaded guilty to targeting U.S. companies in BlackCat (ALPHV) ransomware attacks in 2023. [...]
Bad Apples: Weaponizing native macOS primitives for movement and execution
Cisco Talos documents several macOS living-off-the-land (LOTL) techniques, demonstrating that native pathways for movement and execution remain accessible to those who understand the underlying architecture.
NGate Android malware uses HandyPay NFC app to steal card data
A new variant of the NGate malware that steals NFC payment data is targeting Android users by hiding in a trojanized version of HandyPay, a legitimate mobile payments processing tool. [...]
A .WAV With A Payload, (Tue, Apr 21st)
There have been reports of threat actors using a .wav file as a vector for malware.
CISA Adds 8 Exploited Flaws to KEV, Sets April-May 2026 Federal Deadlines
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added eight new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, including three flaws impacting Cisco Catalyst SD-WAN Manager, citing evidence of active exploitation. The list of vulnerabilities is as follows - CVE-2023-27351 (CVSS score: 8.2) - An improper authentication vulnerability in PaperCut
Vercel Employee's AI Tool Access Led to Data Breach
Stolen OAuth tokens, which are at the root of these breaches, "are the new attack surface, the new lateral movement," a researcher noted.
Serial-to-IP Devices Hide Thousands of Old and New Bugs
The OT devices that translate machine talk into Internet-speak are riddled with vulnerabilities and more frequently targeted for attacks, researchers say.
The Gentlemen ransomware now uses SystemBC for bot-powered attacks
A SystemBC proxy malware botnet of more than 1,570 hosts, believed to be corporate victims, has been discovered following an investigation into a Gentlemen ransomware attack carried out by a gang affiliate. [...]
Seiko USA website defaced as hacker claims customer data theft
The Seiko USA website was defaced over the weekend, displaying a message from attackers claiming they stole its Shopify customer database and threatening to leak it unless a ransom is paid. [...]
SGLang CVE-2026-5760 (CVSS 9.8) Enables RCE via Malicious GGUF Model Files
A critical security vulnerability has been disclosed in SGLang that, if successfully exploited, could result in remote code execution on susceptible systems. The vulnerability, tracked as CVE-2026-5760, carries a CVSS score of 9.8 out of 10.0. It has been described as a case of command injection leading to the execution of arbitrary code. SGLang is a high-performance, open-source serving
Making opportunistic cyberattacks harder by design
How Microsoft secures Dynamics 365 and Power Platform by removing credentials, reducing attack surfaces, and using platform engineering to block opportunistic threats. The post Making opportunistic cyberattacks harder by design appeared first on Microsoft Security Blog .
Microsoft: Teams increasingly abused in helpdesk impersonation attacks
Microsoft is warning of threat actors increasingly abusing external Microsoft Teams collaboration and relying on legitimate tools for access and lateral movement on enterprise networks. [...]
WhatsApp Leaks User Metadata to Attackers
Strangers can infer limited info about you without knowing or messaging you, which could theoretically aid certain kinds of malicious activity.
Cyberattack at French identity document agency may have exposed personal data
A cyberattack targeting a French government website used to manage identity documents and driver’s licenses may have exposed users’ personal data, the Interior Ministry said.
The backup myth that is putting businesses at risk
Backups protect data, but don't keep your business running during downtime. Datto shows why BCDR is essential to keep operations running during ransomware and outages. [...]
Bluesky blames app outage on ‘sophisticated’ DDoS attack
The decentralized social network said the incident began on April 15, when the company received reports of intermittent outages affecting the app.
⚡ Weekly Recap: Vercel Hack, Push Fraud, QEMU Abused, New Android RATs Emerge & More
Monday’s recap shows the same pattern in different places. A third-party tool becomes a way in, then leads to internal access. A trusted download path is briefly swapped to deliver malware. Browser extensions act normally while pulling data and running code. Even update channels are used to push payloads. It’s not breaking systems—it’s bending trust. There’s also a shift in how attacks run.
Anthropic MCP Design Vulnerability Enables RCE, Threatening AI Supply Chain
Cybersecurity researchers have discovered a critical "by design" weakness in the Model Context Protocol's (MCP) architecture that could pave the way for remote code execution and have a cascading effect on the artificial intelligence (AI) supply chain. "This flaw enables Arbitrary Command Execution (RCE) on any system running a vulnerable MCP implementation, granting attackers direct access to
Fracturing Software Security With Frontier AI Models
Unit 42 finds frontier AI models enhance vulnerability discovery, acting as full-spectrum security researchers. They enable autonomous zero-day discovery and faster N-day patching. The post Fracturing Software Security With Frontier AI Models appeared first on Unit 42 .
FakeWallet crypto stealer spreading through iOS apps in the App Store
In March 2026, we uncovered more than twenty phishing apps in the Apple App Store masquerading as popular crypto wallets.
Researchers Detect ZionSiphon Malware Targeting Israeli Water, Desalination OT Systems
Cybersecurity researchers have flagged a new malware called ZionSiphon that appears to be specifically designed to target Israeli water treatment and desalination systems. The malware has been codenamed ZionSiphon by Darktrace, highlighting its ability to set up persistence, tamper with local configuration files, and scan for operational technology (OT)-relevant services on the local subnet.
Frontier AI Is Collapsing the Exploit Window. Here’s How Defenders Must Respond.
Frontier AI Is Collapsing the Exploit Window. Here’s How Defenders Must Respond.
Handling the CVE Flood With EPSS, (Mon, Apr 20th)
Every morning, security people around the world face the same ritual: opening their vulnerability feed to find a lot of new CVE entries that appeared overnight. Over the past decade, this flood has become a defining challenge of modern defensive security. Some numbers[1]:
Vercel Breach Tied to Context AI Hack Exposes Limited Customer Credentials
Web infrastructure provider Vercel has disclosed a security breach that allows bad actors to gain unauthorized access to "certain" internal Vercel systems. The incident stemmed from the compromise of Context.ai, a third-party artificial intelligence (AI) tool, that was used by an employee at the company. "The attacker used that access to take over the employee's Vercel Google Workspace account,
Vercel confirms breach as hackers claim to be selling stolen data
Cloud development platform Vercel has disclosed a security incident after threat actors claimed to have breached its systems and are attempting to sell stolen data. [...]
Critical flaw in Protobuf library enables JavaScript code execution
Proof-of-concept exploit code has been published for a critical remote code execution flaw in protobuf.js, a widely used JavaScript implementation of Google's Protocol Buffers. [...]
NAKIVO v11.2: Ransomware Defense, Faster Replication, vSphere 9, and Proxmox VE 9.0 Support
NAKIVO Inc. announced the general availability of NAKIVO Backup & Replication v11.2, focused on fast, reliable, and proactive data protection. [...]
Cross‑tenant helpdesk impersonation to data exfiltration: A human-operated intrusion playbook
Threat actors are abusing external Microsoft Teams collaboration to impersonate IT helpdesk staff and convince users to grant remote access. Once inside, attackers can abuse legitimate tools and standard admin protocols to move laterally and exfiltrate data while appearing as routine IT support—activity Microsoft Defender helps detect across Teams, endpoint, and identity telemetry. The post Cross‑tenant helpdesk impersonation to data exfiltration: A human-operated intrusion playbook appeared fir
$13.74M Hack Shuts Down Sanctioned Grinex Exchange After Intelligence Claims
Grinex, a Kyrgyzstan-incorporated cryptocurrency exchange sanctioned by the U.K. and the U.S. last year, said it's suspending operations after it blamed Western intelligence agencies for a $13.74 million hack. The exchange said it fell victim to what it described as a large-scale cyber attack that bore hallmarks of foreign intelligence agency involvement. This attack led to the theft of over 1
Mirai Variant Nexcorium Exploits CVE-2024-3721 to Hijack TBK DVRs for DDoS Botnet
Threat actors are exploiting security flaws in TBK DVR and end‑of‑life (EoL) TP-Link Wi-Fi routers to deploy Mirai-botnet variants on compromised devices, according to findings from Fortinet FortiGuard Labs and Palo Alto Networks Unit 42. The attack targeting TBK DVR devices has been found to exploit CVE-2024-3721 (CVSS score: 6.3), a medium-severity command injection vulnerability affecting
Payouts King ransomware uses QEMU VMs to bypass endpoint security
The Payouts King ransomware is using the QEMU emulator as a reverse SSH backdoor to run hidden virtual machines on compromised systems and bypass endpoint security. [...]
Tycoon 2FA Phishers Scatter, Adopt Device Code Phishing
In embracing device code phishing, attackers trick victims into handing over account access by using a service's legitimate new-device login flow.
Ransomware attack continues to disrupt healthcare in London nearly two years later
More than 18 months after a ransomware attack disrupted care at hospitals in South East London, documents show at least one NHS trust is still working without fully restored systems and managing large backlogs of delayed test results.
Four arrested in latest ‘PowerOFF’ DDoS-for-hire takedown
More than 20 countries participated in a coordinated takedown of platforms selling cheap access to distributed denial-of-service (DDoS) attacks.
Containing a domain compromise: How predictive shielding shut down lateral movement
Domain compromise accelerates fast. Predictive shielding slowed it down. This real-world attack shows how exposure-based containment stopped credential abuse and broke the threat actor's momentum. The post Containing a domain compromise: How predictive shielding shut down lateral movement appeared first on Microsoft Security Blog .
Every Old Vulnerability Is Now an AI Vulnerability
AI's danger isn't that it's creating new bugs, it's that it's amplifying old ones.
Ukraine confirms suspected APT28 campaign targeting prosecutors, anti-corruption agencies
The intrusions exploited vulnerabilities in the open-source Roundcube webmail platform that allow attackers to execute malicious code when a victim simply opens an email in their inbox.
Three Microsoft Defender Zero-Days Actively Exploited; Two Still Unpatched
Huntress is warning that threat actors are exploiting three recently disclosed security flaws in Microsoft Defender to gain elevated privileges in compromised systems. The activity involves the exploitation of three vulnerabilities that are codenamed BlueHammer (requires GitHub sign-in), RedSun, and UnDefend, all of which were released as zero-days by a researcher known as Chaotic Eclipse (
Webinar: From phishing to fallout — Why MSPs must rethink both security and recovery
Cyberattacks are evolving faster than many MSP and corporate defenses can keep up, with phishing driving much of today's cybercrime. Join our upcoming webinar to learn how to combine security and recovery strategies to reduce risk and maintain business continuity. [...]
CISA flags Apache ActiveMQ flaw as actively exploited in attacks
CISA warned that attackers are now exploiting a high-severity Apache ActiveMQ vulnerability, which was patched earlier this month after going undetected for 13 years. [...]
NIST Limits CVE Enrichment After 263% Surge in Vulnerability Submissions
The National Institute of Standards and Technology (NIST) has announced changes to the way it handles cybersecurity vulnerabilities and exposures (CVEs) listed in its National Vulnerability Database (NVD), stating it will only enrich those that fulfil certain conditions owing to an explosion in CVE submissions. "CVEs that do not meet those criteria will still be listed in the NVD but will not
Recently leaked Windows zero-days now exploited in attacks
Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or elevated administrator permissions. [...]
Operation PowerOFF Seizes 53 DDoS Domains, Exposes 3 Million Criminal Accounts
An international law enforcement operation has taken down 53 domains and arrested four people in connection with commercial distributed denial-of-service (DDoS) operations that were used by more than 75,000 cybercriminals. The ongoing effort, dubbed Operation PowerOFF, disrupted access to the DDoS-for-hire services, took down the technical infrastructure supporting them, and obtained access to
Apache ActiveMQ CVE-2026-34197 Added to CISA KEV Amid Active Exploitation
A recently disclosed high-severity security flaw in Apache ActiveMQ Classic has come under active exploitation in the wild, per the U.S. Cybersecurity and Infrastructure Security Agency (CISA). To that end, the agency has added the vulnerability, tracked as CVE-2026-34197 (CVSS score: 8.8), to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian
ZionSiphon malware designed to sabotage water treatment systems
A new malware called ZionSiphon, specifically designed for operational technology, is targeting water treatment and desalination environments to sabotage their operations. [...]
A Deep Dive Into Attempted Exploitation of CVE-2023-33538
CVE-2023-33538 allows for command injection in TP-Link routers. We discuss exploitation attempts with payloads characteristic of Mirai botnet malware. The post A Deep Dive Into Attempted Exploitation of CVE-2023-33538 appeared first on Unit 42 .
NIST Revamps CVE Framework to Focus on High-Impact Vulnerabilities
The National Institute of Standards and Technology carved a new path for vulnerability remediation by changing the way it prioritizes software flaws.
New Microsoft Defender “RedSun” zero-day PoC grants SYSTEM privileges
A researcher known as "Chaotic Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, dubbed "RedSun," in the past two weeks, protesting how the company works with cybersecurity researchers. [...]
North Korea Uses ClickFix to Target macOS Users' Data
Sapphire Sleet uses fake job offers and phony Zoom updates to deliver ClickFix attacks that steal credentials and sensitive data from Macs.
Foxit, LibRaw vulnerabilities
Cisco Talos’ Vulnerability Discovery & Research team recently disclosed one Foxit Reader vulnerability, and six LibRaw file reader vulnerabilities. The vulnerabilities mentioned in this blog post have been patched by their respective vendors, all in adherence to Cisco’s third-party vulnerability disclosure policy .     For
The Q1 vulnerability pulse
Thor provides an overview of the Q1 2026 vulnerability statistics, highlighting key trends in legacy CVEs and the evolving impact of AI on the threat landscape.
Newly Discovered PowMix Botnet Hits Czech Workers Using Randomized C2 Traffic
Cybersecurity researchers have warned of an active malicious campaign that's targeting the workforce in the Czech Republic with a previously undocumented botnet dubbed PowMix since at least December 2025. "PowMix employs randomized command-and-control (C2) beaconing intervals, rather than persistent connection to the C2 server, to evade the network signature detections," Cisco Talos
Hackers exploit Marimo flaw to deploy NKAbuse malware from Hugging Face
Hackers are exploiting a critical vulnerability in Marimo reactive Python notebook to deploy a new variant of NKAbuse malware hosted on Hugging Face Spaces. [...]
Building your cryptographic inventory: A customer strategy for cryptographic posture management
Learn how to build a comprehensive cryptographic inventory and strengthen quantum‑safe readiness using Microsoft Security tools, best‑practice lifecycle models, and partner solutions. The post Building your cryptographic inventory: A customer strategy for cryptographic posture management appeared first on Microsoft Security Blog .
Dissecting Sapphire Sleet’s macOS intrusion from lure to compromise
The Microsoft Defender Security Research Team uncovered a sophisticated macOS intrusion campaign attributed to the North Korean threat actor Sapphire Sleet that abuses user driven execution and social engineering to bypass macOS security protections and steal credentials, cryptocurrency assets, and sensitive data. The post Dissecting Sapphire Sleet’s macOS intrusion from lure to compromise appeared first on Microsoft Security Blog .
New ATHR vishing platform uses AI voice agents for automated attacks
A new cybercrime platform called ATHR can harvest credentials via fully automated voice phishing attacks that use both human operators and AI agents for the social engineering phase. [...]
Defending Your Enterprise When AI Models Can Find Vulnerabilities Faster Than Ever
Introduction Advances in AI model-powered exploitation have demonstrated that general-purpose AI models can excel at vulnerability discovery, even without being purpose-built for the task. Eventually, capabilities such as these will be integrated directly into the development cycle, and code will be more difficult to exploit than ever; however, this transition creates a critical window of risk. As we harden existing software with AI, threat actors will use it to discover and exploit novel vulner
Cargo thieving hackers running sophisticated remote access campaigns, researchers find
Losses from cargo theft in North America rose to $6.6 billion in 2025, driven largely by digital attacks, according to the fleet management company Geotab.
ThreatsDay Bulletin: Defender 0-Day, SonicWall Brute-Force, 17-Year-Old Excel RCE and 15 More Stories
You know that feeling when you open your feed on a Thursday morning and it's just... a lot? Yeah. This week delivered. We've got hackers getting creative in ways that are almost impressive if you ignore the whole "crime" part, ancient vulnerabilities somehow still ruining people's days, and enough supply chain drama to fill a season of television nobody asked for. Not all bad though. Some
Cisco Patches Four Critical Identity Services, Webex Flaws Enabling Code Execution
Cisco has announced patches to address four critical security flaws impacting Identity Services and Webex Services that could result in arbitrary code execution and allow an attacker to impersonate any user within the service. The details of the vulnerabilities are below - CVE-2026-20184 (CVSS score: 9.8) - An improper certificate validation in the integration of single sign-on (SSO)
Obsidian Plugin Abuse Delivers PHANTOMPULSE RAT in Targeted Finance, Crypto Attacks
A "novel" social engineering campaign has been observed abusing Obsidian, a cross-platform note-taking application, as an initial access vector to distribute a previously undocumented Windows remote access trojan called PHANTOMPULSE in attacks targeting individuals in the financial and cryptocurrency sectors. Dubbed REF6598 by Elastic Security Labs, the activity has been found to leverage
Data breach at edtech giant McGraw Hill affects 13.5 million accounts
The ShinyHunters extortion group has leaked data from 13.5 million McGraw Hill user accounts, stolen after breaching the company's Salesforce environment earlier this month. [...]
PowMix botnet targets Czech workforce
Cisco Talos discovered an ongoing malicious campaign, operating since at least December 2025, affecting a broader workforce in the Czech Republic with a previously undocumented botnet we call “PowMix.”
UAC-0247 Targets Ukrainian Clinics and Government in Data-Theft Malware Campaign
The Computer Emergencies Response Team of Ukraine (CERT-UA) has disclosed details of a new campaign that has targeted governments and municipal healthcare institutions, mainly clinics and emergency hospitals, to deliver malware capable of stealing sensitive data from Chromium-based web browsers and WhatsApp. The activity, which was observed between March and April
6-Year Ransomware Campaign Targets Turkish Homes & SMBs
While enterprises breaches make more headlines, smaller incidents tend to be under-reported, if at all, allowing campaigns to last longer with less disruption.
Ukrainian emergency services and hospitals hit by espionage campaign using new AgingFly malware
Hackers have targeted Ukrainian hospitals and local government bodies in a new espionage campaign using a malware tool dubbed AgingFly, researchers say.
Critical Nginx UI auth bypass flaw now actively exploited in the wild
A critical vulnerability in Nginx UI with Model Context Protocol (MCP) support is now being exploited in the wild for full server takeover without authentication. [...]
New AgingFly malware used in attacks on Ukraine govt, hospitals
A new malware family named 'AgingFly' has been identified in attacks against local governments and hospitals that steal authentication data from Chromium-based browsers and WhatsApp messenger. [...]
Critical MCP Integration Flaw Puts NGINX at Risk
Attackers can abuse the near-maximum severity flaw in nginx-ui to restart, create, modify, and delete NGINX configuration files.
WordPress plugin suite hacked to push malware to thousands of sites
More than 30 WordPress plugins in the EssentialPlugin package have been compromised with malicious code that allows unauthorized access to websites running them. [...]
Teen arrested in Northern Ireland over cyberattack on school network
A 16-year-old boy has been arrested in Northern Ireland after a cyberattack disrupted access to educational systems used by potentially hundreds of thousands of students.
n8n Webhooks Abused Since October 2025 to Deliver Malware via Phishing Emails
Threat actors have been observed weaponizing n8n, a popular artificial intelligence (AI) workflow automation platform, to facilitate sophisticated phishing campaigns and deliver malicious payloads or fingerprint devices by sending automated emails. "By leveraging trusted infrastructure, these attackers bypass traditional security filters, turning productivity tools into delivery
Incident response for AI: Same fire, different fuel
AI changes how incidents unfold and how we respond. Learn which IR practices still apply and where new telemetry, tools, and skills are needed. The post Incident response for AI: Same fire, different fuel appeared first on Microsoft Security Blog .
CISA flags Windows Task Host vulnerability as exploited in attacks
CISA warned U.S. government agencies to secure their systems against a Windows Task Host privilege escalation vulnerability that could allow attackers to gain SYSTEM privileges. [...]
Educational company McGraw Hill says Salesforce misconfiguration led to data leak
The data breach emerged this weekend when the ShinyHunters cybercriminal organization claimed to have stolen 45 million Salesforce records and threatened to leak the information by April 14 if a ransom was not paid.
Rolling Networks: Securing the Transportation Sector
Modern trucks are rolling networks packed with sensors, connectivity, and attack surfaces, creating new cyber risks. NMFTA's Cybersecurity Conference brings industry leaders together to tackle emerging threats in transportation. [...]
The German Cyber Criminal Überfall: Shifts in Europe's Data Leak Landscape
Written by: Jamie Collier, Robin Grunewald Germany has reclaimed its position as a primary focus for cyber extortion in Europe. While data leak site (DLS) posts rose almost 50% globally in 2025, Google Threat Intelligence (GTI) data shows that the surge is hitting German infrastructure harder and faster than its regional neighbors, marking a significant return to the high-pressure levels previously observed in the country during 2022 and 2023. Cyber Criminals Pivoting Back to Germany Germany mov
Actively Exploited nginx-ui Flaw (CVE-2026-33032) Enables Full Nginx Server Takeover
A recently disclosed critical security flaw impacting nginx-ui, an open-source, web-based Nginx management tool, has come under active exploitation in the wild. The vulnerability in question is CVE-2026-33032 (CVSS score: 9.8), an authentication bypass vulnerability that enables threat actors to seize control of the Nginx service. It has been codenamed MCPwn by Pluto Security. "
April Patch Tuesday Fixes Critical Flaws Across SAP, Adobe, Microsoft, Fortinet, and More
A number of critical vulnerabilities impacting products from Adobe, Fortinet, Microsoft, and SAP have taken center stage in April's Patch Tuesday releases. Topping the list is an SQL injection vulnerability impacting SAP Business Planning and Consolidation and SAP Business Warehouse (CVE-2026-27681, CVSS score: 9.9) that could result in the execution of arbitrary database
Threat landscape for industrial automation systems in Q4 2025
The report contains industrial threat statistics for Q4 2025. It covers various infection vectors and malware types, as well as regional statistics and statistics by industry.
Microsoft, Salesforce Patch AI Agent Data Leak Flaws
Two recently fixed prompt injections in Salesforce Agentforce and Microsoft Copilot would have enabled an external attacker to leak sensitive data.
The n8n n8mare: How threat actors are misusing AI workflow automation
Cisco Talos research has uncovered agentic AI workflow automation platform abuse in emails. Recently, we identified an increase in the number of emails that abuse n8n, one of these platforms, from as early as October 2025 through March 2026.
Microsoft Issues Patches for SharePoint Zero-Day and 168 Other New Vulnerabilities
Microsoft on Tuesday released updates to address a record 169 security flaws across its product portfolio, including one vulnerability that has been actively exploited in the wild. Of these 169 vulnerabilities, 157 are rated Important, eight are rated Critical, three are rated Moderate, and one is rated Low in severity. Ninety-three of the flaws are
Microsoft adds Windows protections for malicious Remote Desktop files
Microsoft has introduced new Windows protections to defend against phishing attacks that abuse Remote Desktop connection (.rdp) files, adding warnings and disabling risky shared resources by default. [...]
Privilege Elevation Dominates Massive Microsoft Patch Update
Elevation-of-privilege bugs accounted for more than half of the 165 vulnerabilities patched, with two zero-days in that mix.
Microsoft Patch Tuesday for April 2026 - Snort Rule and Prominent Vulnerabilities
Overview of patch tuesday release from Microsoft for April 2026.
EDR-Killer Ecosystem Expansion Requires Stronger BYOVD Defenses
Stopping EDR killers, which employ bring-your-own-vulnerable-driver (BYOVD) attack techniques, is difficult, but not impossible.
New ‘JanaWare’ ransomware targeting Turkish citizens as cybercriminal ecosystem fragments
The researchers said the ransomware operation has been ongoing since 2020 and is associated with a strain of malware that enforces execution constraints based on system locale and external IP geolocation.
Microsoft releases Windows 10 KB5082200 extended security update
Microsoft has released the Windows 10 KB5082200 extended security update to fix the April 2026 Patch Tuesday vulnerabilities, including 2 zero-days. [...]
McGraw-Hill confirms data breach following extortion threat
Education company McGraw-Hill has confirmed in a statement to BleepingComputer that hackers exploited a Salesforce misconfiguration and accessed its internal data. [...]
Microsoft April 2026 Patch Tuesday fixes 167 flaws, 2 zero-days
Today is Microsoft's April 2026 Patch Tuesday with security updates for 167 flaws, including 2 zero-day vulnerabilities. [...]
New PHP Composer Flaws Enable Arbitrary Command Execution — Patches Released
Two high-severity security vulnerabilities have been disclosed in Composer, a package manager for PHP, that, if successfully exploited, could result in arbitrary command execution. The vulnerabilities have been described as command injection flaws affecting the Perforce VCS (version control software) driver. Details of the two flaws are below - CVE-2026-40176 (CVSS
AI-Driven Pushpaganda Scam Exploits Google Discover to Spread Scareware and Ad Fraud
Cybersecurity researchers have unmasked a novel ad fraud scheme that has been found to leverage search engine poisoning (SEO) techniques and artificial intelligence (AI)-generated content to push deceptive news stories into Google's Discover feed and trick users into enabling persistent browser notifications that lead to scareware and financial scams. The campaign, which has been
5 Ways Zero Trust Maximizes Identity Security
Stolen credentials remain a top breach vector, often leading to unchecked privilege escalation. Specops explains how identity-first Zero Trust limits access, enforces device trust, and blocks lateral movement. [...]
State-sponsored threats: Different objectives, similar access paths
A look at 2025 state-sponsored threats, exploring how actors linked to China, Russia, North Korea, and Iran use vulnerabilities, identity, and trusted access paths to achieve their goals.
ShowDoc RCE Flaw CVE-2025-0520 Actively Exploited on Unpatched Servers
A critical security vulnerability impacting ShowDoc, a document management and collaboration service popular in China, has come under active exploitation in the wild. The vulnerability in question is CVE-2025-0520 (aka CNVD-2020-26585), which carries a CVSS score of 9.4 out of 10.0. It relates to a case of unrestricted file upload that stems from improper validation of
CISA Adds 6 Known Exploited Flaws in Fortinet, Microsoft, and Adobe Software
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added half a dozen security flaws to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The list of vulnerabilities is as follows - CVE-2026-21643 (CVSS score: 9.1) - An SQL injection vulnerability in Fortinet FortiClient EMS that could allow an unauthenticated attacker to
April 2026 Patch Tuesday: Two Zero-Days and Eight Critical Vulnerabilities Among 164 CVEs
April 2026 Patch Tuesday: Two Zero-Days and Eight Critical Vulnerabilities Among 164 CVEs
Why Orgs Need to Test Networks to Withstand DDoS Attacks During Peak Loads
Security teams can't test distributed denial-of-service defenses in a vacuum. They need to test during periods of high demand, such as tax filing deadlines.
CSA: CISOs Should Prepare for Post-Mythos Exploit Storm
Security experts warn of an "AI vulnerability storm" triggered by the introduction of Anthropic's Claude Mythos in a new paper from the Cloud Security Alliance (CSA).
Adobe Patches Actively Exploited Zero-Day That Lingered for Months
An attacker has been using maliciously crafted PDF files to exploit a zero-day in Adobe Acrobat and Reader for at least four months.
Critical flaw in wolfSSL library enables forged certificate use
A critical vulnerability in the wolfSSL SSL/TLS library can weaken security via improper verification of the hash algorithm or its size when checking Elliptic Curve Digital Signature Algorithm (ECDSA) signatures. [...]
FBI takedown of W3LL phishing service leads to developer arrest
The FBI Atlanta Field Office and Indonesian authorities have dismantled the "W3LL" global phishing platform, seizing infrastructure and arresting the alleged developer in what is described as the first coordinated enforcement action between the United States and Indonesia targeting a phishing kit developer. [...]
OpenAI rotates macOS certs after Axios attack hit code-signing workflow
OpenAI is rotating potentially exposed macOS code-signing certificates after a GitHub Actions workflow executed a malicious Axios package during a recent supply chain attack. [...]
New Booking.com data breach forces reservation PIN resets
Booking.com has confirmed via a statement to BleepingComputer that it has detected unauthorized access to its systems that has exposed sensitive reservation and user data. [...]
JanelaRAT Malware Targets Latin American Banks with 14,739 Attacks in Brazil in 2025
Banks and financial institutions in Latin American countries like Brazil and Mexico have continued to be the target of a malware family called JanelaRAT. A modified version of BX RAT, JanelaRAT is known to steal financial and cryptocurrency data associated with specific financial entities, as well as track mouse inputs, log keystrokes, take screenshots, and collect system metadata. "One of the
FBI, Indonesia take down W3LL phishing tool
A widely used phishing tool that allowed hackers to create fake websites that looked like legitimate login portals for just $500 was disrupted by the FBI and law enforcement agencies in Indonesia.
Adobe rolls out emergency fix for Acrobat, Reader zero-day flaw
Adobe has released an emergency security update for Acrobat Reader to fix a vulnerability, tracked as CVE-2026-34621, that has been exploited in zero-day attacks since at least December. [...]
The silent “Storm”: New infostealer hijacks sessions, decrypts server-side
New "Storm" infostealer skips local decryption, sending browser data to attacker servers. Varonis shows how server-side decryption enables session hijacking, bypassing passwords and MFA. [...]
Scans for EncystPHP Webshell, (Mon, Apr 13th)
Last week, I wrote about attackers scanning for various webshells, hoping to find some that do not require authentication or others that use well-known credentials. But some attackers are paying attention and are deploying webshells with more difficult-to-guess credentials. Today, I noticed some scans for what appears to be the "EncystPHP" web shell. Fortinet wrote about this webshell back in January. It appears to be a favorite among attackers compromising vulnerable FreePBX systems.
⚡ Weekly Recap: Fiber Optic Spying, Windows Rootkit, AI Vulnerability Hunting and More
Monday is back, and the weekend’s backlog of chaos is officially hitting the fan. We are tracking a critical zero-day that has been quietly living in your PDFs for months, plus some aggressive state-sponsored meddling in infrastructure that is finally coming to light. It is one of those mornings where the gap between a quiet shift and a full-blown incident response is basically
Your MTTD Looks Great. Your Post-Alert Gap Doesn't
Anthropic restricted its Mythos Preview model last week after it autonomously found and exploited zero-day vulnerabilities in every major operating system and browser. Palo Alto Networks' Wendi Whitmorewarned that similar capabilities are weeks or months from proliferation. CrowdStrike's 2026 Global Threat Report puts average eCrime breakout time at 29 minutes. Mandiant's M-Trends 2026
North Korea's APT37 Uses Facebook Social Engineering to Deliver RokRAT Malware
The North Korean hacking group tracked as APT37 (aka ScarCruft) has been attributed to a fresh multi-stage, social engineering campaign in which threat actors approached targets on Facebook and added them as friends on the social media platform, turning the trust-building exercise into a delivery channel for a remote access trojan called RokRAT. "The threat actor used two Facebook
JanelaRAT: a financial threat targeting users in Latin America
Kaspersky GReAT experts describe the latest JanelaRAT campaign detailing infection chain and malware functionality updates.
Critical Marimo pre-auth RCE flaw now under active exploitation
A critical pre-authentication remote code execution (RCE) vulnerability in Marimo is now under active exploitation, leveraged for credential theft. [...]
Adobe Patches Actively Exploited Acrobat Reader Flaw CVE-2026-34621
Adobe has released emergency updates to fix a critical security flaw in Acrobat Reader that has come under active exploitation in the wild. The vulnerability, assigned the CVE identifier CVE-2026-34621, carries a CVSS score of 8.6 out of 10.0. Successful exploitation of the flaw could allow an attacker to run malicious code on affected installations. It has been described as
Over 20,000 crypto fraud victims identified in international crackdown
An international law enforcement action led by the U.K.'s National Crime Agency (NCA) has identified over 20,000 victims of cryptocurrency fraud across Canada, the United Kingdom, and the United States. [...]
Citizen Lab: Law Enforcement Used Webloc to Track 500 Million Devices via Ad Data
Hungarian domestic intelligence, the national police in El Salvador, and several U.S. law enforcement and police departments have been attributed to the use of an advertising-based global geolocation surveillance system called Webloc. The tool was developed by Israeli company Cobwebs Technologies and is now sold by its successor Penlink after the two firms merged in July 2023
Your Next Breach Will Look Like Business as Usual
These are the fundamental detection model shifts cybersecurity teams need to make to keep up with the rising number of credential-based attacks.
Senator launches inquiry into 8 tech giants for failures to adequately report CSAM
The inquiry follows reports from the National Center for Missing and Exploited Children (NCMEC) that allege the tech giants are deficient in their reporting of CSAM and data related to generative AI generally.
What’s new with Google Cloud
Want to know the latest from Google Cloud? Find it here in one handy location. Check back regularly for our newest updates, announcements, resources, events, learning opportunities, and more. Tip : Not sure where to find what you’re looking for on the Google Cloud blog? Start here: Google Cloud blog 101: Full list of topics, links, and resources . aside_block <ListValue: []> Apr 6 - Apr 10 Community TechTalk: Powering Retail Agents with ADK, UCP & Apigee X Move beyond basic chatbots to
Nearly 4,000 US industrial devices exposed to Iranian cyberattacks
The attack surface targeted by Iranian-linked hackers in cyberattacks against U.S. critical infrastructure networks includes thousands of Internet-exposed programmable logic controllers (PLCs) manufactured by Rockwell Automation. [...]
[Video] The TTP Ep. 22: The Collapse of the Patch Window
In this episode of The Talos Threat Perspective, we discuss how vulnerability exploitation is accelerating, and why attacker speed, AI, and exposed systems are affecting the patch window.
Florida investigates OpenAI for role ChatGPT may have played in deadly shooting
Last week, the family of one of two victims in the attack announced it plans to sue OpenAI because the gunman allegedly constantly communicated with ChatGPT in the days leading to the shootings.
Analysis of one billion CISA KEV remediation records exposes limits of human-scale security
Analysis of 1 billion CISA KEV remediation records reveal a breaking point for human-scale security. Qualys shows most critical flaws are exploited before defenders can patch them. [...]
Supply chain attack at CPUID pushes malware with CPU-Z/HWMonitor
Hackers gained access to an API for the CPUID project and changed the download links on the official website to serve malicious executables for the popular CPU-Z and HWMonitor tools. [...]
UK says it exposed Russian submarine activity near undersea cables
A Russian attack submarine and vessels from the country’s Main Directorate of Deep Sea Research (GUGI) were involved in what the UK Ministry of Defence called “nefarious activity over critical undersea infrastructure elsewhere.”
Microsoft: Canadian employees targeted in payroll pirate attacks
A financially motivated threat actor tracked as Storm-2755 is stealing Canadian employees' salary payments after hijacking their accounts in payroll pirate attacks. [...]
Marimo RCE Flaw CVE-2026-39987 Exploited Within 10 Hours of Disclosure
A critical security vulnerability in Marimo, an open-source Python notebook for data science and analysis, has been exploited within 10 hours of public disclosure, according to findings from Sysdig. The vulnerability in question is CVE-2026-39987 (CVSS score: 9.3), a pre-authenticated remote code execution vulnerability impacting all versions of Marimo prior to and including
Dutch hospitals face disruptions after ransomware attack on software provider ChipSoft
A ransomware attack on Dutch healthcare software vendor ChipSoft has forced the company to disable parts of its digital services used by hospitals and patients across the Netherlands, the national cybersecurity center for the healthcare sector said.
New ‘LucidRook’ malware used in targeted attacks on NGOs, universities
A new Lua-based malware, called LucidRook, is being used in spear-phishing campaigns targeting non-governmental organizations and universities in Taiwan. [...]
New VENOM phishing attacks steal senior executives' Microsoft logins
Threat actors using a previously undocumented phishing-as-a-service (PhaaS) platform called "VENOM" are targeting credentials of C-suite executives across multiple industries. [...]
'BlueHammer' Windows Zero-Day Exploit Signals Microsoft Bug Disclosure Issues
Under the alias 'Chaotic Eclipse,' a researcher released a PoC exploit for a zero-day flaw that allows for system takeover by a local user, citing an undisclosed beef with Microsoft.
FCC proposes new rule to further crackdown on illegal robocalls
The rule would force originating providers to gather more information from customers before they allow calls, verify the provided data more carefully and be assessed steeper penalties when they fail to stop illegal robocalls from being made on their networks.
Healthcare IT solutions provider ChipSoft hit by ransomware attack
Dutch healthcare software vendor ChipSoft has been impacted by a ransomware attack that forced the company to take offline its website and digital services for patients and healthcare providers. [...]
The agentic SOC—Rethinking SecOps for the next decade
In the SOC of the future, autonomous defense moves at machine speed, agents add context and coordination, and humans focus on judgment, risk, and outcomes. The post The agentic SOC—Rethinking SecOps for the next decade appeared first on Microsoft Security Blog .
Google Chrome adds infostealer protection against session cookie theft
Google has rolled out Device Bound Session Credentials (DBSC) protection in Chrome 146 for Windows, designed to block info-stealing malware from harvesting session cookies. [...]
The threat hunter’s gambit
Bill discusses why obsessing over strategy games is actually a secret weapon to outsmart threat actors.
EngageLab SDK Flaw Exposed 50M Android Users, Including 30M Crypto Wallets
Details have emerged about a now-patched security vulnerability in a widely used third-party Android software development kit (SDK) called EngageLab SDK that could have put millions of cryptocurrency wallet users at risk. "This flaw allows apps on the same device to bypass Android security sandbox and gain unauthorized access to private data," the Microsoft Defender
Do Ceasefires Slow Cyberattacks? History Suggests Not
The cybersecurity community is waiting with bated breath to see if Iranian hackers will honor a ceasefire that doesn't actually name or directly involve them.
UAT-10362 Targets Taiwanese NGOs with LucidRook Malware in Spear-Phishing Campaigns
A previously undocumented threat cluster dubbed UAT-10362 has been attributed to spear-phishing campaigns targeting Taiwanese non-governmental organizations (NGOs) and suspected universities to deploy a new Lua-based malware called LucidRook. "LucidRook is a sophisticated stager that embeds a Lua interpreter and Rust-compiled libraries within a dynamic-link library (DLL) to download and
Russia accuses former Radio Free Europe journalist of aiding cyberattacks for Ukraine
In a statement to state-owned media, the FSB said the suspect joined a Telegram channel controlled by the Security Service of Ukraine (SBU) and passed information about a local print publication covering Russia’s war in Ukraine.
Investigating Storm-2755: “Payroll pirate” attacks targeting Canadian employees
Microsoft Incident Response – Detection and Response Team (DART) researchers observed an emerging, financially motivated threat actor, tracked as Storm-2755, compromising Canadian employee accounts to gain unauthorized access to employee profiles and divert salary payments to attacker-controlled accounts. The post Investigating Storm-2755: “Payroll pirate” attacks targeting Canadian employees appeared first on Microsoft Security Blog .
When attackers already have the keys, MFA is just another door to open
Stolen credentials turn authentication systems into the attack surface. Token shows how wearable biometric authentication verifies the user—not the session—blocking phishing relays and MFA bypass. [...]
Intent redirection vulnerability in third-party SDK exposed millions of Android wallets to potential risk
A severe Android intent‑redirection vulnerability in a widely deployed SDK exposed sensitive user data across millions of apps. Microsoft researchers detail how the flaw works, why it matters, and how developers can mitigate similar risks by updating affected SDKs. The post Intent redirection vulnerability in third-party SDK exposed millions of Android wallets to potential risk appeared first on Microsoft Security Blog .
Can Anthropic Keep Its Exploit-Writing AI Out of the Wrong Hands?
Its Mythos Preview model, which can allegedly find and exploit critical zero-days, also comes with certain controls, the vendor said.
ThreatsDay Bulletin: Hybrid P2P Botnet, 13-Year-Old Apache RCE and 18 More Stories
Thursday. Another week, another batch of things that probably should've been caught sooner but weren't. This one's got some range — old vulnerabilities getting new life, a few "why was that even possible" moments, attackers leaning on platforms and tools you'd normally trust without thinking twice. Quiet escalations more than loud zero-days, but the kind that matter more in
Webinar: From noise to signal - What threat actors are targeting next
Threat actors often signal their intentions before launching attacks, from dark web chatter to access-broker listings and credential requests. Join our upcoming webinar with Flare Systems to learn how to turn those early warning signs into proactive defensive action before an intrusion begins. [...]
Cryptocurrency ATM giant Bitcoin Depot reports $3.6 million stolen in cyberattack
Bitcoin Depot filed a notice with the Securities Exchange Commission (SEC) explaining that a threat actor “gained access to certain systems and obtained control of credentials associated with the company’s digital asset settlement accounts.”
Adobe Reader Zero-Day Exploited via Malicious PDFs Since December 2025
Threat actors have been exploiting a previously unknown zero-day vulnerability in Adobe Reader using maliciously crafted PDF documents since at least December 2025. The finding, detailed by EXPMON's Haifei Li, has been described as a highly-sophisticated PDF exploit. The artifact ("Invoice540.pdf") first appeared on the VirusTotal platform on November 28, 2025. A second
Eurail says December data breach impacts 300,000 individuals
Eurail B.V., a European travel operator that provides digital passes covering 33 national railways, says attackers stole the personal information of over 300,000 individuals in a December 2025 data breach. [...]
From the field to the report and back again: How incident responders can use the Year in Review
The Year in Review distills Talos IR's observations into structured intelligence, but defenders should also be feeding this report back into their own preparation cycles. Here's how.
The long road to your crypto: ClipBanker and its marathon infection chain
Threat actors are distributing a Trojan disguised as Proxifier software; through a multi-stage infection chain, it delivers ClipBanker – malware that replaces cryptocurrency wallet addresses in the clipboard.
Hackers exploiting Acrobat Reader zero-day flaw since December
Attackers have been exploiting a zero-day vulnerability in Adobe Reader using maliciously crafted PDF documents since at least December. [...]
Hackers steal $3.6 million from crypto ATM giant Bitcoin Depot
Bitcoin Depot, which operates one of the largest Bitcoin ATM networks, says attackers stole $3.665 million worth of Bitcoin from its crypto wallets after breaching its systems last month. [...]
Microsoft suspends dev accounts for high-profile open source projects
Microsoft has suspended developer accounts used to maintain multiple high-profile open-source projects without proper notification and no way to quickly reinstate them, effectively blocking them from publishing new software builds and security patches for Windows users. [...]
Docker CVE-2026-34040: Authorization Bypass Leading to Host Access
A critical vulnerability (CVE-2026-34040) in Docker Engine allows attackers to bypass authorization plugins and gain host access, stemming from an incomplete fix for a previous vulnerability.
Stealthy Phishing Campaign Targets Industrial Organizations
A sophisticated phishing campaign is targeting industrial organizations, employing advanced techniques for victim profiling and stealthy payload delivery to achieve deeper network access. The campaign's low-volume, deliberate approach poses a significant challenge for detection and response.
Automated Credential Theft Campaign Exploits React2Shell Vulnerability in Next.js Applications
A large-scale, automated campaign is actively exploiting the React2Shell vulnerability (CVE-2025-55182) in Next.js applications to steal a wide range of sensitive credentials, including API keys, database credentials, and SSH private keys.
GPUBreach Attack Achieves CPU Privilege Escalation via GPU Memory Bit-Flips
New research details GPUBreach, a novel attack leveraging RowHammer techniques on GPU GDDR6 memory to achieve full CPU privilege escalation.
Multi-OS Cyberattacks Require Unified SOC Workflows
Attackers are increasingly targeting diverse operating systems within enterprise environments, exploiting fragmented Security Operations Center (SOC) workflows. This report outlines the challenges and provides a three-step approach for SOCs to close critical risks by unifying their cross-platform defense strategies.
Cross-Platform Attack Campaigns Expose SOC Workflow Gaps
Attackers are increasingly targeting diverse operating systems within enterprise environments, exploiting fragmented Security Operations Center (SOC) workflows that remain siloed by platform. This report outlines the challenge and provides a framework for SOCs to address this critical risk.
Iran-Linked Threat Actor Conducts Widespread Password-Spraying Campaign Against Microsoft 365
An Iran-nexus threat actor has been observed conducting a large-scale password-spraying campaign targeting over 300 Israeli Microsoft 365 organizations, with additional activity noted in the UAE and other regions. This campaign, occurring in multiple waves, leverages common passwords against numerous accounts to bypass security measures and gain initial access, potentially for data exfiltration.
CISA Hosts Town Halls on Critical Infrastructure Cyber Incident Reporting
CISA is launching a series of town hall meetings to gather feedback and engage with stakeholders regarding new cybersecurity incident reporting requirements for critical infrastructure entities.
Authorities Disrupt FrostArmada Campaign Hijacking Routers for Microsoft 365 Credential Theft
An international law enforcement operation, in collaboration with private cybersecurity firms, has successfully dismantled FrostArmada, a sophisticated campaign orchestrated by APT28. This operation targeted MikroTik and TP-Link routers, exploiting their DNS resolution capabilities to redirect users to fake Microsoft 365 login pages, thereby harvesting sensitive credentials.
Snowflake Customers Targeted in Data Theft Attacks Following SaaS Integrator Breach
Multiple Snowflake customers are experiencing data theft following a breach at a SaaS integration provider, which resulted in the compromise of authentication tokens.
Disgruntled Researcher Leaks "BlueHammer" Windows Zero-Day Exploit
An unpatched Windows privilege escalation zero-day exploit, dubbed "BlueHammer," has been publicly leaked by a disgruntled researcher, granting attackers SYSTEM-level privileges.
Windows Zero-Day 'BlueHammer' Exploit Leaked
A zero-day exploit for a Windows privilege escalation vulnerability, dubbed 'BlueHammer', has been publicly released after a researcher allegedly leaked it due to dissatisfaction with Microsoft's handling of the disclosure. The exploit allows attackers to gain SYSTEM-level privileges.
Automated Credential Theft Campaign Exploits React2Shell Vulnerability in Next.js Applications
A large-scale automated campaign is actively exploiting the React2Shell vulnerability (CVE-2025-55182) in Next.js applications to steal sensitive credentials, including API keys, SSH private keys, and cloud credentials. The operation, attributed to threat cluster UAT-10608, utilizes a framework called NEXUS Listener to exfiltrate data from at least 766 compromised hosts.
GPUBreach Attack Leverages GPU Memory Errors for CPU Privilege Escalation
Researchers have developed GPUBreach, a novel attack that exploits bit-flip errors in GDDR6 GPU memory to achieve CPU privilege escalation, potentially leading to full system compromise.
Docker CVE-2026-34040: Authorization Bypass Leading to Host Access
A critical vulnerability (CVE-2026-34040) in Docker Engine allows attackers to bypass authorization plugins and gain host access, stemming from an incomplete fix for a previous vulnerability.
Multi-OS Cyberattacks Require Unified SOC Workflows
Attackers are increasingly targeting diverse operating systems within enterprise environments, exploiting fragmented Security Operations Center (SOC) workflows. This report outlines how SOCs can adapt to this evolving threat landscape by unifying their approach across Windows, macOS, Linux, and mobile devices.
Cross-Platform Attack Campaigns Expose SOC Workflow Gaps
Attackers are increasingly targeting diverse operating systems within enterprise environments, exploiting fragmented Security Operations Center (SOC) workflows that remain siloed by platform. This multi-OS approach creates significant blind spots and risks for organizations.
Iran-Linked Threat Actors Conduct Password-Spraying and Ransomware Attacks
This report details a coordinated cyber campaign linked to Iran, involving widespread password-spraying attacks against Microsoft 365 environments and renewed activity from the Pay2Key ransomware group. The campaign highlights the evolving tactics of state-sponsored actors in the Middle East.
CISA to Host Town Halls on Critical Infrastructure Cyber Incident Reporting
CISA is launching a series of town hall meetings to gather feedback from critical infrastructure stakeholders regarding the implementation of new cyber incident reporting requirements. These sessions aim to foster collaboration and ensure effective communication as these regulations take shape.
Authorities Disrupt FrostArmada Campaign Hijacking Routers for Microsoft 365 Credentials
An international law enforcement operation has dismantled FrostArmada, an APT28 campaign that compromised MikroTik and TP-Link routers to redirect users to fake Microsoft 365 login pages, aiming to steal credentials.
Snowflake Customers Targeted in Data Theft Attacks Following SaaS Integrator Breach
Multiple Snowflake customers are experiencing data theft following a breach at a SaaS integration provider, which resulted in the compromise of authentication tokens. The attacks appear to be widespread, affecting over a dozen organizations.
Disgruntled Researcher Leaks "BlueHammer" Windows Zero-Day Exploit
An unpatched Windows privilege escalation zero-day exploit, codenamed "BlueHammer," has been publicly leaked by a disgruntled researcher, enabling attackers to achieve SYSTEM or elevated administrator privileges.
Windows Zero-Day 'BlueHammer' Exploit Leaked, Enabling Privilege Escalation
A zero-day exploit for a Windows privilege escalation vulnerability, codenamed 'BlueHammer', has been publicly released. The exploit allows unauthenticated attackers to gain SYSTEM-level privileges on affected Windows systems.
Russia's Forest Blizzard Nabs Rafts of Logins Via SOHO Routers
Heard of fileless malware? How about malwareless cyber espionage? Russia's APT28 is spying on global organizations by modifying just one DNS setting in vulnerable routers.
Hackers use pixel-large SVG trick to hide credit card stealer
A massive campaign impacting nearly 100 online stores using the Magento e-commerce platform hides credit card-stealing code in a pixel-sized Scalable Vector Graphics (SVG) image. [...]
Cracks in the Bedrock: Agent God Mode
Unit 42 reveals "Agent God Mode" in Amazon Bedrock AgentCore. Broad IAM permissions lead to privilege escalation and data exfiltration risks. The post Cracks in the Bedrock: Agent God Mode appeared first on Unit 42 .
AI-Led Remediation Crisis Prompts HackerOne to Pause Bug Bounties
Discovery used to be the bottleneck for open source bugs, but with automated discovery, remediation's the bottleneck, which bounties don't fund.
New macOS stealer campaign uses Script Editor in ClickFix attack
A new campaign delivering the Atomic Stealer malware to macOS users abuses the Script Editor in a variation of the ClickFix attack that tricked users into executing commands in Terminal. [...]
CISA orders feds to patch exploited Ivanti EPMM flaw by Sunday
CISA has given U.S. government agencies four days to secure their systems against a critical-severity vulnerability in Ivanti Endpoint Manager Mobile (EPMM) that has been exploited in attacks since January. [...]
New Chaos Variant Targets Misconfigured Cloud Deployments, Adds SOCKS Proxy
Cybersecurity researchers have flagged a new variant ofmalware called Chaosthat'scapable of hitting misconfigured cloud deployments, marking an expansion of the botnet's targeting infrastructure. "Chaos malware is increasingly targeting misconfigured cloud deployments, expanding beyond its traditional focus on routers and edge devices," Darktrace said in a new report.
Passport numbers for more than 300,000 leaked during December Eurail data breach
In February, a hacker claimed the attack and said they stole 1.3 TB of data that included source code, database backups and Zendesk support tickets.
13-year-old bug in ActiveMQ lets hackers remotely execute commands
Security researchers discovered a remote code execution (RCE) vulnerability in Apache ActiveMQ Classic that has gone undetected for 13 years and could be exploited to execute arbitrary commands. [...]
TeamPCP Supply Chain Campaign: Update 007 - Cisco Source Code Stolen via Trivy-Linked Breach, Google GTIG Tracks TeamPCP as UNC6780, and CISA KEV Deadline Arrives with No Standalone Advisory, (Wed, Apr 8th)
This is the seventh update to the TeamPCP supply chain campaign threat intelligence report,&#;x26;#;xc2;&#;x26;#;xa0;"When the Security Scanner Became the Weapon"&#;x26;#;xc2;&#;x26;#;xa0;(v3.0, March 25, 2026).&#;x26;#;xc2;&#;x26;#;xa0;Update 006&#;x26;#;xc2;&#;x26;#;xa0;cov
Minnesota governor sends national guard to county after cyberattack
Minnesota governor Tim Walz issued an executive order on Tuesday, writing that Winona county experienced a cyberattack on critical systems that began on Monday.
Two prominent Egyptian journalists targeted with elaborate spearphishing campaign
Digital civil rights nonprofit Access Now released a report on the findings with the mobile security company Lookout on Wednesday, saying they saw evidence the hackers may “use the methods and infrastructure associated with the attacks to deliver spyware and exfiltrate data.”
Masjesu Botnet Emerges as DDoS-for-Hire Service Targeting Global IoT Devices
Cybersecurity researchers have lifted the curtain on a stealthy botnet that's designed for distributed denial-of-service (DDoS) attacks. Called Masjesu, the botnet has been advertised via Telegram as a DDoS-for-hire service since it first surfaced in 2023. It's capable of targeting a wide range of IoT devices, such as routers and gateways, spanning multiple architectures. "Built for
More Honeypot Fingerprinting Scans, (Wed, Apr 8th)
One question that often comes up when I talk about honeypots: Are attackers able to figure out if they are connected to a honeypot? The answer is pretty simple: Yes!
Is a $30,000 GPU Good at Password Cracking?
A $30,000 AI GPU doesn't outperform consumer GPUs at password cracking. Specops explains why attackers don't need exotic hardware to break weak passwords. [...]
APT28 Deploys PRISMEX Malware in Campaign Targeting Ukraine and NATO Allies
The Russian threat actor known as APT28 (aka Forest Blizzard and Pawn Storm) has been linked to a fresh spear-phishing campaign targeting Ukraine and its allies to deploy a previously undocumented malware suite codenamed PRISMEX. "PRISMEX combines advanced steganography, component object model (COM) hijacking, and legitimate cloud service abuse for command-and-control," Trend Micro
Iranian Threat Actors Disrupt US Critical Infrastructure Via Exposed PLCs
Attackers compromised Internet-facing OT devices and caused file and display manipulation, operational disruption, and financial losses across sectors.
Shrinking the IAM Attack Surface through Identity Visibility and Intelligence Platforms (IVIP)
The Fragmented State of Modern Enterprise Identity Enterprise IAM is approaching a breaking point. As organizations scale, identity becomes increasingly fragmented across thousands of applications, decentralized teams, machine identities, and autonomous systems. The result is Identity Dark Matter: identity activity that sits outside the visibility of centralized IAM and
New Lua-based malware “LucidRook” observed in targeted attacks against Taiwanese organizations
Cisco Talos uncovered a cluster of activity we track as UAT-10362 conducting spear-phishing campaigns against Taiwanese non-governmental organizations (NGOs) and suspected universities to deliver a newly identified malware family, “LucidRook.”
Anthropic's Claude Mythos Finds Thousands of Zero-Day Flaws Across Major Systems
Artificial Intelligence (AI) company Anthropic announced a new cybersecurity initiative called Project Glasswing that will use a preview version of its new frontier model, Claude Mythos, to find and address security vulnerabilities. The model will be used by a small set of organizations, including Amazon Web Services, Apple, Broadcom, Cisco, CrowdStrike,&
Financial cyberthreats in 2025 and the outlook for 2026
In this report, Kaspersky experts share their insights into the 2025 financial threat landscape, including regional statistics and trends in phishing, PC malware, and infostealers.
N. Korean Hackers Spread 1,700 Malicious Packages Across npm, PyPI, Go, Rust
The North Korea-linked persistent campaign known as Contagious Interview has spread its tentacles by publishing malicious packages targeting the Go, Rust, and PHP ecosystems. "The threat actor's packages were designed to impersonate legitimate developer tooling [...], while quietly functioning as malware loaders, extending Contagious Interview’s established playbook into a coordinated
Iran-Linked Hackers Disrupt U.S. Critical Infrastructure by Targeting Internet-Exposed PLCs
Iran-affiliated cyber actors are targeting internet-facing operational technology (OT) devices across critical infrastructures in the U.S., including programmable logic controllers (PLCs), cybersecurity and intelligence agencies warned Tuesday. "These attacks have led to diminished PLC functionality, manipulation of display data and, in some cases, operational disruption and financial
Hackers exploit critical flaw in Ninja Forms WordPress plugin
A critical vulnerability in the Ninja Forms File Uploads premium add-on for WordPress allows uploading arbitrary files without authentication, which can lead to remote code execution. [...]
Storm-1175 Deploys Medusa Ransomware at 'High Velocity'
Microsoft says the financially motivated cybercrime group has exploited N-day and zero-day vulnerabilities in campaigns predicated on speed.
Grafana Patches AI Bug That Could Have Leaked User Data
By hiding malicious instructions on an attacker-controlled Web page, AI could ingest orders as benign and return sensitive data to the attacker's server.
Snowflake customers hit in data theft attacks after SaaS integrator breach
Over a dozen companies have suffered data theft attacks after a SaaS integration provider was breached and authentication tokens stolen. [...]
A Little Bit Pivoting: What Web Shells are Attackers Looking for?, (Tue, Apr 7th)
Webshells remain a popular method for attackers to maintain persistence on a compromised web server. Many "arbitrary file write" and "remote code execution" vulnerabilities are used to drop small files on systems for later execution of additional payloads. The names of these files keep changing and are often chosen to "fit in" with other files. Webshells themselves are also often used by parasitic attacks to compromise a server. Sadly (?), attackers are not always selecting good passwords e
Max severity Flowise RCE vulnerability now exploited in attacks
Hackers are exploiting a maximum-severity vulnerability, tracked as CVE-2025-59528, in the open-source platform Flowise for building custom LLM apps and agentic systems to execute arbitrary code. [...]
Russian State-Linked APT28 Exploits SOHO Routers in Global DNS Hijacking Campaign
The Russia-linked threat actor known as APT28 (aka Forest Blizzard) has been linked to a new campaign that has compromised insecure MikroTik and TP-Link routers and modified their settings to turn them into malicious infrastructure under their control as part of a cyber espionage campaign since at least May 2025. The large-scale exploitation campaign has been codenamed
[Webinar] How to Close Identity Gaps in 2026 Before AI Exploits Enterprise Risk
In the rapid evolution of the 2026 threat landscape, a frustrating paradox has emerged for CISOs and security leaders: Identity programs are maturing, yet the risk is actually increasing. According to new research from the Ponemon Institute, hundreds of applications within the typical enterprise remain disconnected from centralized identity systems. These "dark
Massachusetts hospital turning ambulances away after cyberattack
Signature Healthcare and Signature Healthcare Brockton Hospital said on Monday that the cyber incident is impacting many of their information systems.
Authorities disrupt router DNS hijacks used to steal Microsoft 365 logins
An international operation from law enforcement authorities in partnership with private companies has disrupted FrostArmada, an APT28 campaign hijacking local traffic from MikroTik and TP-Link routers to steal Microsoft account credentials. [...]
Docker CVE-2026-34040 Lets Attackers Bypass Authorization and Gain Host Access
A high-severity security vulnerability has been disclosed in Docker Engine that could permit an attacker to bypass authorization plugins (AuthZ) under specific circumstances. The vulnerability, tracked as CVE-2026-34040 (CVSS score: 8.8), stems from an incomplete fix for CVE-2024-41110, a maximum-severity vulnerability in the same component that came to light in July 2024. "
Why Your Automated Pentesting Tool Just Hit a Wall
Automated pentesting tools deliver strong early results, then quickly plateau. Picus Security explains how the "PoC cliff" leaves major attack surfaces untested and creates a dangerous validation gap. [...]
SOHO router compromise leads to DNS hijacking and adversary-in-the-middle attacks
Executive summary Forest Blizzard, a threat actor linked to the Russian military, has been compromising insecure home and small-office internet equipment like routers, then modifying their settings in ways that turn them into part of the actor’s malicious infrastructure. The post SOHO router compromise leads to DNS hijacking and adversary-in-the-middle attacks appeared first on Microsoft Security Blog .
Over 1,000 Exposed ComfyUI Instances Targeted in Cryptomining Botnet Campaign
An active campaign has been observed targeting internet-exposed instances running ComfyUI, a popular stable diffusion platform, to enlist them into a cryptocurrency mining and proxy botnet. "A purpose-built Python scanner continuously sweeps major cloud IP ranges for vulnerable targets, automatically installing malicious nodes via ComfyUI-Manager if no exploitable node is already
Cyberattack hits Northern Ireland’s centralized school network, disrupting access for thousands
The Education Authority (EA), which oversees school support services in Northern Ireland, said in an official statement it became aware of the incident affecting the “C2K” system last week and took immediate steps to contain the breach.
Talos Takes: 2025's ransomware trends and zombie vulnerabilities
In this episode of Talos Takes, Amy and Pierre Cadieux unpack the ransomware and vulnerability trends that defined 2025.
The Trojan horse of cybercrime: Weaponizing SaaS notification pipelines
Cisco Talos has recently observed an increase in activity that is leveraging notification pipelines in popular collaboration platforms to deliver spam and phishing emails.
Year in Review: Vulnerabilities old and new and something React2
The year was characterized by an unending beat-down on infrastructure that relied on older enmeshed dependencies (e.g., Log4j and PHPUnit), while React2Shell rocketed to the highest percentage of attacks for the entire year within the last three weeks of 2025.
New GPUBreach Attack Enables Full CPU Privilege Escalation via GDDR6 Bit-Flips
New academic research has identified multiple RowHammer attacks against high-performance graphics processing units (GPUs) that could be exploited to escalate privileges and, in some cases, even take full control of a host. The efforts have been codenamed GPUBreach, GDDRHammer, and GeForge. GPUBreach goes a step further than GPUHammer, demonstrating for the first time that
China-Linked Storm-1175 Exploits Zero-Days to Rapidly Deploy Medusa Ransomware
A China-based threat actor known for deploying Medusa ransomware has been linked to the weaponization of a combination of zero-day and N-day vulnerabilities to orchestrate "high-velocity" attacks and break into susceptible internet-facing systems. "The threat actor's high operational tempo and proficiency in identifying exposed perimeter assets have proven successful, with recent
Flowise AI Agent Builder Under Active CVSS 10.0 RCE Exploitation; 12,000+ Instances Exposed
Threat actors are exploiting a maximum-severity security flaw in Flowise, an open-source artificial intelligence (AI) platform, according to new findings from VulnCheck. The vulnerability in question is CVE-2025-59528 (CVSS score: 10.0), a code injection vulnerability that could result in remote code execution. "The CustomMCP node allows users to input configuration settings for connecting
German authorities identify REvil and GandCrab ransomware bosses
The Federal Police in Germany (BKA) has identified two Russian nationals as the leaders of GandCrab and REvil ransomware operations between 2019 and 2021. [...]
Understanding Current Threats to Kubernetes Environments
Unit 42 uncovers escalating Kubernetes attacks, detailing how threat actors exploit identities and critical vulnerabilities to compromise cloud environments. The post Understanding Current Threats to Kubernetes Environments appeared first on Unit 42 .
New GPUBreach attack enables system takeover via GPU rowhammer
A new attack, dubbed GPUBreach, can induce Rowhammer bit-flips on GPU GDDR6 memories to escalate privileges and lead to a full system compromise. [...]
AI-Assisted Supply Chain Attack Targets GitHub
PRT-scan is the second campaign in recent months where a threat actor appears to have leveraged AI for automated targeting of a widespread GitHub misconfiguration.
Axios Attack Shows Complex Social Engineering Is Industrialized
The attack on the popular NPM package Axios is just one of many targeting maintainers and has shone a light on how threat actors can scale sophisticated social engineering campaigns.
Fortinet Issues Emergency Patch for FortiClient Zero-Day
The authentication bypass flaw, tracked as CVE-2026-35616, is the latest in a series of Fortinet vulnerabilities that have been exploited in the wild.
Disgruntled researcher leaks “BlueHammer” Windows zero-day exploit
Exploit code has been released for an unpatched Windows privilege escalation flaw reported privately to Microsoft, allowing attackers to gain SYSTEM or elevated administrator permissions. [...]
Iran-Linked Password-Spraying Campaign Targets 300+ Israeli Microsoft 365 Organizations
An Iran-nexus threat actor is suspected to be behind a password-spraying campaign targeting Microsoft 365 environments in Israel and the U.A.E. amid ongoing conflict in the Middle East. The activity, assessed to be ongoing, was carried out in three distinct attack waves that took place on March 3, March 13, and March 23, 2026, per Check Point. "The campaign is primarily
Microsoft links Medusa ransomware affiliate to zero-day attacks
Microsoft says that Storm-1175, a China-based financially motivated cybercriminal group known for deploying Medusa ransomware payloads, has been deploying n-day and zero-day exploits in high-velocity attacks. [...]
Inside an AI‑enabled device code phishing campaign
A new wave of device code phishing shows how threat actors are scaling account compromise using AI and end‑to‑end automation. This campaign goes beyond traditional phishing by generating live authentication codes on demand, enabling higher success rates and sustained post‑compromise access. The post Inside an AI‑enabled device code phishing campaign appeared first on Microsoft Security Blog .
DPRK-Linked Hackers Use GitHub as C2 in Multi-Stage Attacks Targeting South Korea
Threat actors likely associated with the Democratic People's Republic of Korea (DPRK) have been observed using GitHub as command-and-control (C2) infrastructure in multi-stage attacks targeting organizations in South Korea. The attack chain, per Fortinet FortiGuard Labs, involves obfuscated Windows shortcut (LNK) files acting as the starting point to drop a decoy PDF
CISA orders feds to patch exploited Fortinet EMS flaw by Friday
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) ordered federal agencies to secure FortiClient Enterprise Management Server (EMS) instances against an actively exploited vulnerability by Friday. [...]
Storm-1175 focuses gaze on vulnerable web-facing assets in high-tempo Medusa ransomware operations
The financially motivated cybercriminal threat actor Storm-1175 operates high-velocity ransomware campaigns that weaponize recently disclosed vulnerabilities to obtain initial access, exfiltrate data, and deploy Medusa ransomware. The post Storm-1175 focuses gaze on vulnerable web-facing assets in high-tempo Medusa ransomware operations appeared first on Microsoft Security Blog .
Automated Credential Harvesting Campaign Exploits React2Shell Flaw
An emerging threat cluster tracked as UAT-10608 is exploiting vulnerable Web-exposed Next.js apps and using an automated tool to exfiltrate credentials, secrets, and other system data.
Multi-OS Cyberattacks: How SOCs Close a Critical Risk in 3 Steps
Your attack surface no longer lives on one operating system, and neither do the campaigns targeting it. In enterprise environments, attackers move across Windows endpoints, executive MacBooks, Linux infrastructure, and mobile devices, taking advantage of the fact that many SOC workflows are still fragmented by platform. For security leaders, this creates a
⚡ Weekly Recap: Axios Hack, Chrome 0-Day, Fortinet Exploits, Paragon Spyware and More
This week had real hits. The key software got tampered with. Active bugs showed up in the tools people use every day. Some attacks didn’t even need much effort because the path was already there. One weak spot now spreads wider than before. What starts small can reach a lot of systems fast. New bugs, faster use, less time to react. That’s this week. Read&
How LiteLLM Turned Developer Machines Into Credential Vaults for Attackers
The most active piece of enterprise infrastructure in the company is the developer workstation. That laptop is where credentials are created, tested, cached, copied, and reused across services, bots, build tools, and now local AI agents. In March 2026, the TeamPCP threat actor proved just how valuable developer machines are. Their supply chain attack on
Qilin and Warlock Ransomware Use Vulnerable Drivers to Disable 300+ EDR Tools
Threat actors associated with Qilin and Warlock ransomware operations have been observed using the bring your own vulnerable driver (BYOVD) technique to silence security tools running on compromised hosts, according to findings from Cisco Talos and Trend Micro. Qilin attacks analyzed by Talos have been found to deploy a malicious DLL named "msimg32.dll,"
BKA Identifies REvil Leaders Behind 130 German Ransomware Attacks
Germany's Federal Criminal Police Office (aka BKA or the Bundeskriminalamt) has unmasked the real identities of two of the key figures associated with the now-defunct REvil (aka Sodinokibi) ransomware-as-a-service (RaaS) operation. One of the threat actors, who went by the alias UNKN, functioned as a representative of the group, advertising the ransomware in June 2019 on the XSS cybercrime forum
$285 Million Drift Hack Traced to Six-Month DPRK Social Engineering Operation
Drift has revealed that the April 1, 2026, attack that led to the theft of $285 million was the culmination of a months-long targeted and meticulously planned social engineering operation undertaken by the Democratic People's Republic of Korea (DPRK) that began in the fall of 2025. The Solana-based decentralized exchange described it as "an attack six months in the
36 Malicious npm Packages Exploited Redis, PostgreSQL to Deploy Persistent Implants
Cybersecurity researchers have discovered 36 malicious packages in the npm registry that are disguised as Strapi CMS plugins but come with different payloads to facilitate Redis and PostgreSQL exploitation, deploy reverse shells, harvest credentials, and drop a persistent implant. "Every package contains three files (package.json, index.js, postinstall.js), has no description, repository,
Fortinet Patches Actively Exploited CVE-2026-35616 in FortiClient EMS
Fortinet has released out-of-band patches for a critical security flaw impacting FortiClient EMS that it said has been exploited in the wild. The vulnerability, tracked as CVE-2026-35616 (CVSS score: 9.1), has been described as a pre-authentication API access bypass leading to privilege escalation. "An improper access control vulnerability [CWE-284] in FortiClient EMS may allow an
When an Attacker Meets a Group of Agents: Navigating Amazon Bedrock's Multi-Agent Applications
Unit 42 research on multi-agent AI systems on Amazon Bedrock reveals new attack surfaces and prompt injection risks. Learn how to secure your AI applications. The post When an Attacker Meets a Group of Agents: Navigating Amazon Bedrock's Multi-Agent Applications appeared first on Unit 42 .
Do not get high(jacked) off your own supply (chain)
In the span of just a few weeks, we have observed a dizzying array of major supply chain attacks. If we are all building on such shaky foundation, what can we do to keep safe?
Axios NPM supply chain incident
Overview of the recent Axios NPM supply chain incident including details of the payloads delivered from actor-controlled infrastructure.
Blast Radius of TeamPCP Attacks Expands Amid Hacker Infighting
As organizations disclose breaches tied to TeamPCP's supply chain attacks, ShinyHunters and Lapsus$ are getting involved, taking credit, and creating a murky situation for enterprises.
Claude Source Code Leak Highlights Big Supply Chain Missteps
Or, why the software supply chain should be treated as critical infrastructure with guardrails built in at every layer.
Chainguard Unveils Factory 2.0 to Automate Hardening the Software Supply Chain
The rebuilt Chainguard platform adds deeper security designed to continuously reconcile open source artifacts across containers, libraries, agent skills, and GitHub Actions.
CrowdStrike Next-Gen SIEM Can Now Ingest Microsoft Defender Telemetry
Once CrowdStrike's nemesis, Microsoft is now a collaborator. A shared interest in Formula 1 helped thaw the years-long fierce rivalry.
UNC1069 Social Engineering of Axios Maintainer Led to npm Supply Chain Attack
The maintainer of the Axios npm package has confirmed that the supply chain compromise was the result of a highly-targeted social engineering campaign orchestrated by North Korean threat actors tracked as UNC1069. Maintainer Jason Saayman said the attackers tailored their social engineering efforts "specifically to me" by first approaching him under the guise of the founder of a
Why Third-Party Risk Is the Biggest Gap in Your Clients' Security Posture
The next major breach hitting your clients probably won't come from inside their walls. It'll come through a vendor they trust, a SaaS tool their finance team signed up for, or a subcontractor nobody in IT knows about. That's the new attack surface, and most organizations are underprepared for it. Cynomi's new guide, Securing the Modern Perimeter: The Rise of Third-Party
New SparkCat Variant in iOS, Android Apps Steals Crypto Wallet Recovery Phrase Images
Cybersecurity researchers have discovered a new version of the SparkCat malware on the Apple App Store and Google Play Store, more than a year after the trojan was discovered targeting both the mobile operating systems. The malware has been found to conceal itself within seemingly benign apps, such as enterprise messengers and food delivery services, while
Drift Loses $285 Million in Durable Nonce Social Engineering Attack Linked to DPRK
Solana-based decentralized exchange Drift has confirmed that attackers drained about $285 million from the platform during a security incident that took place on April 1, 2026. "Earlier today, a malicious actor gained unauthorized access to Drift Protocol through a novel attack involving durable nonces, resulting in a rapid takeover of Drift’s Security Council administrative powers," the&
Not Toying Around: Hasbro Attack May Take 'Weeks' to Remediate
The company's 8-K filing notes "unauthorized access" and that it has activated business continuity plans and taken some systems offline.
Hackers Exploit CVE-2025-55182 to Breach 766 Next.js Hosts, Steal Credentials
A large-scale credential harvesting operation has been observed exploiting the React2Shell vulnerability as an initial infection vector to steal database credentials, SSH private keys, Amazon Web Services (AWS) secrets, shell command history, Stripe API keys, and GitHub tokens at scale. Cisco Talos has attributed the operation to a threat cluster it tracks as
The democratisation of business email compromise fraud
This week, Martin tells the story of a crime he encountered and how it shows that the threat landscape is changing.
Threat actor abuse of AI accelerates from tool to cyberattack surface
Generative AI is upgrading cyberattacks, from 450% higher phishing click‑through rates to industrialized MFA bypass. The post Threat actor abuse of AI accelerates from tool to cyberattack surface appeared first on Microsoft Security Blog .
Cookie-controlled PHP webshells: A stealthy tradecraft in Linux hosting environments
Cookie-gated PHP webshells use obfuscation, php-fpm execution, and cron-based persistence to evade detection in Linux hosting environments. This post examines how this tradecraft conceals execution behind specially crafted HTTP cookies. The post Cookie-controlled PHP webshells: A stealthy tradecraft in Linux hosting environments appeared first on Microsoft Security Blog .
Cisco Patches 9.8 CVSS IMC and SSM Flaws Allowing Remote System Compromise
Cisco has released updates to address a critical security flaw in the Integrated Management Controller (IMC) that, if successfully exploited, could allow an unauthenticated, remote attacker to bypass authentication and gain access to the system with elevated privileges. The vulnerability, tracked as CVE-2026-20093, carries a CVSS score of 9.8 out of a maximum of 10.0. "This
Attempts to Exploit Exposed "Vite" Installs (CVE-2025-30208), (Thu, Apr 2nd)
From its GitHub repo: "Vite (French word for "quick", pronounced /vi?t/, like "veet") is a new breed of frontend build tooling that significantly improves the frontend development experience" [https://github.com/vitejs/vite].
vSphere and BRICKSTORM Malware: A Defender's Guide
Written by: Stuart Carrera Introduction Building on recent BRICKSTORM research from Google Threat Intelligence Group (GTIG), this post explores the evolving threats facing virtualized environments. These operations directly target the VMware vSphere ecosystem, specifically the vCenter Server Appliance (VCSA) and ESXi hypervisors. To help organizations stay ahead of these risks, we will focus on the essential hardening strategies and mitigating controls necessary to secure these critical assets.
[Video] The TTP Ep 21: When Attackers Become Trusted Users
An episode of the Talos Threat Perspective on the 2025 Year in Review trends. We explore how identity is being used to gain, extend, and maintain access inside environments.
The State of Trusted Open Source Report
In December 2025, we shared the first-ever The State of Trusted Open Source report, featuring insights from our product data and customer base on open source consumption across our catalog of container image projects, versions, images, language libraries, and builds. These insights shed light on what teams pull, deploy, and maintain day to day, alongside the vulnerabilities and
UAT-10608: Inside a large-scale automated credential harvesting operation targeting web applications
Talos is disclosing a large-scale automated credential harvesting campaign carried out by a threat cluster we currently track as UAT-10608. The campaign is primarily leveraging a collection framework dubbed “NEXUS Listener.”
Qilin EDR killer infection chain
This blog provides an in-depth analysis of the malicious “msimg32.dll” used in Qilin ransomware attacks, which is a multi-stage infection chain targeting EDR systems.
Inside the Talos 2025 Year in Review: A discussion on what the data means for defenders
A conversation between Cisco Talos and Cisco Security leaders on the 2025 threat landscape, from identity attacks and legacy vulnerabilities to AI-driven threats, and what defenders should prioritize now.
An overview of ransomware threats in Japan in 2025 and early detection insights from Qilin cases
There were 134 ransomware incidents reported in Japan in 2025, representing a 17.5% year-over-year increase from 2024.
Apple Expands iOS 18.7.7 Update to More Devices to Block DarkSword Exploit
Apple on Wednesday expanded the availability of iOS 18.7.7 and iPadOS 18.7.7 to a broader range of devices to protect users from the risk posed by a recently disclosed exploit kit known as DarkSword. "We enabled the availability of iOS 18.7.7 for more devices on April 1, 2026, so users with Automatic Updates turned on can automatically receive important security
Ransomware Will Hit Hospitals. Rehearsals Are Key to Defense
A chief medical information officer describes what hospitals face when they inevitably suffer a ransomware attack—whether it leads to short- or long-term outages.
Mitigating the Axios npm supply chain compromise
On March 31, 2026, the popular HTTP client Axios experienced a supply chain attack, causing two newly published npm packages for version updates to download from command and control (C2) that Microsoft Threat Intelligence has attributed to the North Korean state actor Sapphire Sleet. Although the malicious versions are no longer available for download, since Axios is one of the most widely used HTTP clients in the JavaScript ecosystem, this compromise exposed hundreds to potentially millions of
Malicious Script That Gets Rid of ADS, (Wed, Apr 1st)
Today, most malware are called “fileless” because they try to reduce their footprint on the infected computer filesystem to the bare minimum. But they need to write something… think about persistence. They can use the registry as an alternative storage location.
LatAm's Self-Taught Cyber Talent Overlooked Amid Cyberattack Glut
A newly released study exclusively shared with Dark Reading details the unique circumstances that make up Latin America's labor pool, and why organizations may want to expand their talent search.
Threat Brief: Widespread Impact of the Axios Supply Chain Attack
Unit 42 discusses the supply chain attack targeting Axios. Learn about the full attack chain, from the dropper to forensic cleanup. The post Threat Brief: Widespread Impact of the Axios Supply Chain Attack appeared first on Unit 42 .
Cyberattacks Intensify Pressure on Latin American Governments
Cyber threats across Latin America are increasingly targeting government systems, from disruptive attacks in Puerto Rico to a surge of probes against Colombia’s health sector.
CERT-UA Impersonation Campaign Spread AGEWHEEZE Malware to 1 Million Emails
The Computer Emergency Response Team of Ukraine (CERT-UA) has disclosed details of a new phishing campaign in which the cybersecurity agency itself was impersonated to distribute a remote administration tool known as AGEWHEEZE. As part of the attacks, the threat actors, tracked as UAC-0255, sent emails on March 26 and 27, 2026, posing as CERT-UA to distribute a password-protected ZIP archive
Venom Stealer MaaS Platform Commoditizes ClickFix Attacks
A new service on the cybercrime market provides automated capabilities to create persistent information-stealing social engineering attacks.
Microsoft Warns of WhatsApp-Delivered VBS Malware Hijacking Windows via UAC Bypass
Microsoft is calling attention to a new campaign that has leveraged WhatsApp messages to distribute malicious Visual Basic Script (VBS) files. The activity, beginning in late February 2026, leverages these scripts to initiate a multi-stage infection chain for establishing persistence and enabling remote access. It's currently not known what lures the threat actors use to trick users into
Casbaneiro Phishing Targets Latin America and Europe Using Dynamic PDF Lures
A multi-pronged phishing campaign is targeting Spanish-speaking users in organizations across Latin America and Europe to deliver Windows banking trojans like Casbaneiro (aka Metamorfo) via another malware called Horabot. The activity has been attributed to a Brazilian cybercrime threat actor tracked as Augmented Marauder and Water Saci. The e-crime group was first documented by Trend Micro in
New Chrome Zero-Day CVE-2026-5281 Under Active Exploitation — Patch Released
Google on Thursday released security updates for its Chrome web browser to address 21 vulnerabilities, including a zero-day flaw that it said has been exploited in the wild. The high-severity vulnerability, CVE-2026-5281 (CVSS score: N/A), concerns a use-after-free bug in Dawn, an open-source and cross-platform implementation of the WebGPU standard. "Use-after-free in Dawn in Google Chrome prior
3 Reasons Attackers Are Using Your Trusted Tools Against You (And Why You Don’t See It Coming)
For years, cybersecurity has followed a familiar model: block malware, stop the attack. Now, attackers are moving on to what’s next. Threat actors now use malware less frequently in favor of what’s already inside your environment, including abusing trusted tools, native binaries, and legitimate admin utilities to move laterally, escalate privileges, and persist without raising alarms. Most
Are We Training AI Too Late?
Ask the Expert: Cybersecurity teams need to expand their field of view to include new, unique threat sources, rather than relying on past, proven threat actors.
Google Attributes Axios npm Supply Chain Attack to North Korean Group UNC1069
Google has formally attributed the supply chain compromise of the popular Axios npm package to a financially motivated North Korean threat activity cluster tracked as UNC1069. "We have attributed the attack to a suspected North Korean threat actor we track as UNC1069," John Hultquist, chief analyst at Google Threat Intelligence Group (GTIG), told The Hacker News in a statement. "North Korean
Claude Code Source Leaked via npm Packaging Error, Anthropic Confirms
Anthropic on Tuesday confirmed that internal code for its popular artificial intelligence (AI) coding assistant, Claude Code, had been inadvertently released due to a human error. "No sensitive customer data or credentials were involved or exposed," an Anthropic spokesperson said in a statement shared with CNBC News. "This was a release packaging issue caused by human error, not a security
A laughing RAT: CrystalX combines spyware, stealer, and prankware features
Kaspersky researchers analyze a new CrystalX RAT distributed as MaaS and featuring extensive spyware, stealer, and prankware capabilities.
Weaponizing the Protectors: TeamPCP’s Multi-Stage Supply Chain Attack on Security Infrastructure
TeamPCP continues its string of supply chain attacks, and announces a partnership with Vect ransomware group. The post Weaponizing the Protectors: TeamPCP’s Multi-Stage Supply Chain Attack on Security Infrastructure appeared first on Unit 42 .
Axios NPM Package Compromised in Precision Attack
The NPM package for Axios, a popular JavaScript HTTP client library, was briefly compromised this week, possibly by North Korean threat actors.
Google's Vertex AI Is Over-Privileged. That's a Problem
Palo Alto Networks researchers show how attackers could exploit AI agents on Google's Vertex AI to steal data and break into restricted cloud infrastructure.
TeamPCP Breaches Cloud, SaaS Instances With Stolen Credentials
The threat group's shift to speedy attacks on AWS, Azure, and SaaS instances shows organizations need to respond quickly to compromised credentials.
Android Developer Verification Rollout Begins Ahead of September Enforcement
Google on Monday said it's officially rolling out Android developer verification to all developers to combat the problem of bad actors distributing harmful apps while "hiding behind anonymity." The development comes ahead of a planned verification mandate that goes into effect in Brazil, Indonesia, Singapore, and Thailand this September, before it expands globally next year. As part of this
The threat to critical infrastructure has changed. Has your readiness?
Five facts critical infrastructure (CI) leaders need to act on in 2026, grounded in what Microsoft Threat Intelligence is observing across sectors right now. The post The threat to critical infrastructure has changed. Has your readiness? appeared first on Microsoft Security Blog .
TrueConf Zero-Day Exploited in Attacks on Southeast Asian Government Networks
A high-severity security flaw in the TrueConf client video conferencing software has been exploited in the wild as a zero-day as part of a campaign targeting government entities in Southeast Asia dubbed TrueChaos. The vulnerability in question is CVE-2026-3502 (CVSS score: 7.8), a lack of integrity check when fetching application update code, allowing an attacker to distribute a tampered update,
Applying security fundamentals to AI: Practical advice for CISOs
Read actionable advice for CISOs on securing AI, managing risk, and applying core security principles in today’s AI‑powered environment. The post Applying security fundamentals to AI: Practical advice for CISOs appeared first on Microsoft Security Blog .
North Korea-Nexus Threat Actor Compromises Widely Used Axios NPM Package in Supply Chain Attack
Written by: Austin Larsen, Dima Lenz, Adrian Hernandez, Tyler McLellan, Christopher Gardner, Ashley Zaya, Michael Rudden, Mon Liclican Introduction Google Threat Intelligence Group (GTIG) is tracking an active software supply chain attack targeting the popular Node Package Manager (NPM) package " axios ." Between March 31, 2026, 00:21 and 03:20 UTC, an attacker introduced a malicious dependency named " plain-crypto-js " into axios NPM releases versions 1.14.1 and 0.30.4. Axios is the most popula
WhatsApp malware campaign delivers VBScript and MSI backdoors
A malware campaign uses WhatsApp messages to deliver VBS scripts that initiate a multi-stage infection chain. The attack leverages renamed Windows tools and cloud-hosted payloads to install MSI backdoors and maintain persistent access to compromised systems. The post WhatsApp malware campaign delivers VBScript and MSI backdoors appeared first on Microsoft Security Blog .
Iran Deploys 'Pseudo-Ransomware,' Revives Pay2Key Operations
Iranian APTs are blurring the lines between state-sponsored and cybercriminal activities to target high-impact US organizations.
Vertex AI Vulnerability Exposes Google Cloud Data and Private Artifacts
Cybersecurity researchers have disclosed a security "blind spot" in Google Cloud's Vertex AI platform that could allow artificial intelligence (AI) agents to be weaponized by an attacker to gain unauthorized access to sensitive data and compromise an organization's cloud environment. According to Palo Alto Networks Unit 42, the issue relates to how the Vertex AI permission model can be misused
The AI Arms Race – Why Unified Exposure Management Is Becoming a Boardroom Priority
The cybersecurity landscape is accelerating at an unprecedented rate. What is emerging is not simply a rise in the number of vulnerabilities or tools, but a dramatic increase in speed. Speed of attack, speed of exploitation, and speed of change across modern environments. This is the defining challenge of the new era of digital warfare: the weaponization of Artificial Intelligence. Threat actors
Silver Fox Expands Asia Cyber Campaign with AtlasCross RAT and Fake Domains
Chinese-speaking users are the target of an active campaign that uses typosquatted domains impersonating trusted software brands to deliver a previously undocumented remote access trojan named AtlasCross RAT. "The operation covers VPN clients, encrypted messengers, video conferencing tools, cryptocurrency trackers, and e-commerce applications, with eleven confirmed delivery domains impersonating
Ransomware in 2025: Blending in is the strategy
A summary of the top ransomware trends from the Talos 2025 Year in Review, with a focus on identity, attacker tactics, and practical defenses.
Axios Supply Chain Attack Pushes Cross-Platform RAT via Compromised npm Account
The popular HTTP client known as Axios has suffered a supply chain attack after two newly published versions of the npm package introduced a malicious dependency that delivers a trojan capable of targeting Windows, macOS, and Linux systems. Versions 1.14.1 and 0.30.4 of Axios have been found to inject "plain-crypto-js" version 4.2.1 as a fake dependency. According to StepSecurity, the two
Detecting CVE-2026-20929: Kerberos Authentication Relay via CNAME Abuse
Detecting CVE-2026-20929: Kerberos Authentication Relay via CNAME Abuse
AI-Powered 'DeepLoad' Malware Steals Credentials, Evades Detection
The massive amount of junk code that hides the malware's logic from security scans was almost certainly generated by AI, researchers say.
F5 BIG-IP Vulnerability Reclassified as RCE, Under Exploitation
CVE-2025-53521 was initially disclosed in October as a high-severity denial-of-service (DoS) flaw, but new information has revealed the bug is actually much more dangerous.
OpenAI Patches ChatGPT Data Exfiltration Flaw and Codex GitHub Token Vulnerability
A previously unknown vulnerability in OpenAI ChatGPT allowed sensitive conversation data to be exfiltrated without user knowledge or consent, according to new findings from Check Point. "A single malicious prompt could turn an otherwise ordinary conversation into a covert exfiltration channel, leaking user messages, uploaded files, and other sensitive content," the cybersecurity company said in
Manufacturing & Healthcare Share Struggles with Passwords
The two key economic sectors struggle with security for a reason: Many insiders view access management as a roadblock, while attackers see it as a way in.
Addressing the OWASP Top 10 Risks in Agentic AI with Microsoft Copilot Studio
Agentic AI introduces new security risks. Learn how the OWASP Top 10 Risks for Agentic Applications maps to real mitigations in Microsoft Copilot Studio. The post Addressing the OWASP Top 10 Risks in Agentic AI with Microsoft Copilot Studio appeared first on Microsoft Security Blog .
DeepLoad Malware Uses ClickFix and WMI Persistence to Steal Browser Credentials
A new campaign has leveraged the ClickFix social engineering tactic as a way to distribute a previously undocumented malware loader referred to as DeepLoad. "It likely uses AI-assisted obfuscation and process injection to evade static scanning, while credential theft starts immediately and captures passwords and sessions even if the primary loader is blocked," ReliaQuest researchers Thassanai
Storm Brews Over Critical, No-Click Telegram Flaw
The vulnerability, which is allegedly triggered by a corrupted sticker in the messaging app, received a 9.8 CVSS score, but Telegram denies it exists.
⚡ Weekly Recap: Telecom Sleeper Cells, LLM Jailbreaks, Apple Forces U.K. Age Checks and More
Some weeks are loud. This one was quieter but not in a good way. Long-running operations are finally hitting courtrooms, old attack methods are showing up in new places, and research that stopped being theoretical right around the time defenders stopped paying attention. There's a bit of everything this week. Persistence plays, legal wins, influence ops, and at least one thing that looks boring
China Upgrades the Backdoor It Uses to Spy on Telcos Globally
Chinese APT Red Menshen's super-advanced BPFdoor malware defeats traditional cybersecurity protections. All telcos can do, really, is try hunting it down.
Wartime Usage of Compromised IP Cameras Highlight Their Danger
The list of countries exploiting Internet-connected cameras to give them eyes inside their adversaries' borders continues to expand. What should companies look out for?
Infrastructure Attacks With Physical Consequences Down 25%
Operational technology (OT) at industrial and critical infrastructure sites seem to have been benefitting from a lull in ransomware, and hackers' relative ignorance of OT systems.
Threat Brief: March 2026 Escalation of Cyber Risk Related to Iran (Updated March 26)
Unit 42 details recent Iranian cyberattack activity, sharing direct observations of phishing, hacktivist activity and cybercrime. We include recommendations for defenders. The post Threat Brief: March 2026 Escalation of Cyber Risk Related to Iran (Updated March 26) appeared first on Unit 42 .
Coruna, DarkSword & Democratizing Nation-State Exploit Kits
Nation-state malware is being sold on the Dark Web and leaked to GitHub; and ordinary organizations might not stand much of a chance of defending themselves.
Critical Flaw in Langflow AI Platform Under Attack
Threats actors pounced on the code injection vulnerability within hours of its disclosure, demonstrating that organizations have little time to address critical bugs.
TP-Link, Canva, HikVision vulnerabilities
Cisco Talos’ Vulnerability Discovery & Research team recently disclosed a vulnerability in HikVision, as well as 10 in TP-Link, and 19 in Canva. The vulnerabilities mentioned in this blog post have been patched by their respective vendors, all in adherence to Cisco’s third-party vulnerability disclosure policy . For
A puppet made me cry and all I got was this t-shirt
In this week's newsletter, Amy draws parallels between the collaborative themes of "Project Hail Mary" and the massive team effort behind the newly released Talos Year in Review report.
How Organizations Can Use Mistakes to Level Up Their Security Programs
Organizations repeatedly expose ports, reuse passwords, and skip patches, creating security gaps that attackers exploit for breaches. An industry veteran outlines ways to fix these common mistakes.
Talos Takes: 2025 insights from Talos and Splunk
This episode of Talos Takes breaks down the 2025 Year in Review as well as Splunk's Top 50 Cybersecurity Threats report.
An AI gateway designed to steal your data
Dissecting the supply chain attack on LiteLLM, a multifunctional gateway used in many AI agents. Explaining the dangers of the malicious code and how to protect yourself.
Coruna: the framework used in Operation Triangulation
Kaspersky GReAT experts look into the Coruna exploit kit targeting iPhones. We discovered that the kernel exploit for CVE-2023-32434 and CVE-2023-38606 is an updated version of the Operation Triangulation exploit.
Anatomy of a Cyber World Global Report 2026
The Kaspersky Security Services report describes cyberattack trends and statistics revealed by the Managed Detection and Response service. The report also includes Incident Response findings based on real-world cases identified and mitigated in 2025.
M-Trends 2026: Data, Insights, and Strategies From the Frontlines
Every year, the cyber threat landscape forces defenders to adapt to evolving adversary tactics, techniques, and procedures (TTPs). In 2025, Mandiant observed a clear divergence in adversary pacing that closely aligns with the trends we have been documenting for defenders over the past year. On one end of the spectrum, cyber criminal groups optimized for immediate impact and deliberate recovery denial. On the other end, sophisticated cyber espionage groups and insider threats optimized for extrem
Analyzing the Current State of AI Use in Malware
Unit 42 research explores how AI is currently used in malware, from superficial integrations to advanced decision-making, and its future impact. The post Analyzing the Current State of AI Use in Malware appeared first on Unit 42 .
The Proliferation of DarkSword: iOS Exploit Chain Adopted by Multiple Threat Actors
Introduction Google Threat Intelligence Group (GTIG) has identified a new iOS full-chain exploit that leveraged multiple zero-day vulnerabilities to fully compromise devices. Based on toolmarks in recovered payloads, we believe the exploit chain to be called DarkSword. Since at least November 2025, GTIG has observed multiple commercial surveillance vendors and suspected state-sponsored actors utilizing DarkSword in distinct campaigns. These threat actors have deployed the exploit chain against t
The SOC Files: Time to “Sapecar”. Unpacking a new Horabot campaign in Mexico
Kaspersky SOC uncovered and analyzed a complex Horabot campaign in Mexico. In this article we share insights into how it is unleashed and how to hunt for this threat.
Boggy Serpens Threat Assessment
Iranian threat group Boggy Serpens' cyberespionage evolves with AI-enhanced malware and refined social engineering. Unit 42 details their persistent targeting. The post Boggy Serpens Threat Assessment appeared first on Unit 42 .
Ransomware Under Pressure: Tactics, Techniques, and Procedures in a Shifting Threat Landscape
Written by: Bavi Sadayappan, Zach Riddle, Ioana Teaca, Kimberly Goody, Genevieve Stark Introduction Since 2018, when many financially motivated threat actors began shifting their monetization strategy to post-compromise ransomware deployments, ransomware has become one of the most pervasive threats to organizations across almost every industry vertical and region. In recent years ransomware operations have evolved, creating a robust ecosystem that has lowered the barrier to entry via the commodi
Free real estate: GoPix, the banking Trojan living off your memory
Kaspersky GReAT experts describe the unprecedentedly complex Brazilian banking Trojan GoPix that employs memory-only implants, Proxy AutoConfig (PAC) files for man-in-the-middle attacks, and malvertising via Google Ads.
BeatBanker: A dual‑mode Android Trojan
Kaspersky researchers identified a new Android Trojan dubbed BeatBanker targeting Brazil, posing as government apps and Google Play Store, and capable of both crypto mining and stealing banking data.
Proactive Preparation and Hardening Against Destructive Attacks: 2026 Edition
Written by: Matthew McWhirt, Bhavesh Dhake, Emilio Oropeza, Gautam Krishnan, Stuart Carrera, Greg Blaum, Michael Rudden UPDATE (March 13): Added guidance around abuse or misuse of endpoint / MDM platforms . Background Threat actors leverage destructive malware to destroy data, eliminate evidence of malicious activity, or manipulate systems in a way that renders them inoperable. Destructive cyberattacks can be a powerful means to achieve strategic or tactical objectives; however, the risk of repr
Exploits and vulnerabilities in Q4 2025
This report provides statistical data on published vulnerabilities and exploits we researched during Q4 2025. It also includes summary data on the use of C2 frameworks in APT attacks.
Look What You Made Us Patch: 2025 Zero-Days in Review
Written by: Casey Charrier, James Sadowski, Zander Work, Clement Lecigne, Benoît Sevens, Fred Plan Executive Summary Google Threat Intelligence Group (GTIG) tracked 90 zero-day vulnerabilities exploited in-the-wild in 2025. Although that volume of zero-days is lower than the record high observed in 2023 (100), it is higher than 2024’s count (78) and remained within the 60–100 range established over the previous four years, indicating a trend toward stabilization at these levels. In 2025, we cont
Mobile malware evolution in 2025
Statistics on Android malware and the most notable mobile threats of 2025: preinstalled backdoors Keenadu and Triada, spyware Trojans, the Kimwolf IoT botnet, and Mamont banking Trojans.
Coruna: The Mysterious Journey of a Powerful iOS Exploit Kit
Introduction Google Threat Intelligence Group (GTIG) has identified a new and powerful exploit kit targeting Apple iPhone models running iOS version 13.0 (released in September 2019) up to version 17.2.1 (released in December 2023) . The exploit kit, named “Coruna” by its developers, contained five full iOS exploit chains and a total of 23 exploits. The core technical value of this exploit kit lies in its comprehensive collection of iOS exploits, with the most advanced ones using non-public expl
Exposing the Undercurrent: Disrupting the GRIDTIDE Global Cyber Espionage Campaign
Introduction Last week, Google Threat Intelligence Group (GTIG), Mandiant, and partners took action to disrupt a global espionage campaign targeting telecommunications and government organizations in dozens of nations across four continents. The threat actor, UNC2814, is a suspected People's Republic of China (PRC)-nexus cyber espionage group that GTIG has tracked since 2017. This prolific, elusive actor has a long history of targeting international governments and global telecommunications orga
Arkanix Stealer: a C++ & Python infostealer
Kaspersky researchers analyze a C++ and Python stealer dubbed "Arkanix Stealer", which was active for several months, targeted wide range of data, was distributed as MaaS and offered referral program to its partners.
From BRICKSTORM to GRIMBOLT: UNC6201 Exploiting a Dell RecoverPoint for Virtual Machines Zero-Day
Written by: Peter Ukhanov, Daniel Sislo, Nick Harbour, John Scarbrough, Fernando Tomlinson, Jr., Rich Reece Introduction Mandiant and Google Threat Intelligence Group (GTIG) have identified the zero-day exploitation of a high-risk vulnerability in Dell RecoverPoint for Virtual Machines , tracked as CVE-2026-22769 , with a CVSSv3.1 score of 10.0 . Analysis of incident response engagements revealed that UNC6201, a suspected PRC-nexus threat cluster, has exploited this flaw since at least mid-2024
GTIG AI Threat Tracker: Distillation, Experimentation, and (Continued) Integration of AI for Adversarial Use
Introduction In the final quarter of 2025, Google Threat Intelligence Group (GTIG) observed threat actors increasingly integrating artificial intelligence (AI) to accelerate the attack lifecycle, achieving productivity gains in reconnaissance, social engineering, and malware development. This report serves as an update to our November 2025 findings regarding the advances in threat actor usage of AI tools. By identifying these early indicators and offensive proofs of concept, GTIG aims to arm def
Beyond the Battlefield: Threats to the Defense Industrial Base
Introduction In modern warfare, the front lines are no longer confined to the battlefield; they extend directly into the servers and supply chains of the industry that safeguards the nation. Today, the defense sector faces a relentless barrage of cyber operations conducted by state-sponsored actors and criminal groups alike. In recent years, Google Threat Intelligence Group (GTIG) has observed several distinct areas of focus in adversarial targeting of the defense industrial base (DIB). While no
UNC1069 Targets Cryptocurrency Sector with New Tooling and AI-Enabled Social Engineering
Written by: Ross Inman, Adrian Hernandez Introduction North Korean threat actors continue to evolve their tradecraft to target the cryptocurrency and decentralized finance (DeFi) verticals. Mandiant recently investigated an intrusion targeting a FinTech entity within this sector, attributed to UNC1069 , a financially motivated threat actor active since at least 2018. This investigation revealed a tailored intrusion resulting in the deployment of seven unique malware families, including a new set
Guidance from the Frontlines: Proactive Defense Against ShinyHunters-Branded Data Theft Targeting SaaS
Introduction Mandiant is tracking a significant expansion and escalation in the operations of threat clusters associated with ShinyHunters-branded extortion. As detailed in our companion report, 'Vishing for Access: Tracking the Expansion of ShinyHunters-Branded SaaS Data Theft' , these campaigns leverage evolved voice phishing (vishing) and victim-branded credential harvesting to successfully compromise single sign-on (SSO) credentials and enroll unauthorized devices into victim multi-factor au
Vishing for Access: Tracking the Expansion of ShinyHunters-Branded SaaS Data Theft
Introduction Mandiant has identified an expansion in threat activity that uses tactics, techniques, and procedures (TTPs) consistent with prior ShinyHunters-branded extortion operations. These operations primarily leverage sophisticated voice phishing (vishing) and victim-branded credential harvesting sites to gain initial access to corporate environments by obtaining single sign-on (SSO) credentials and multi-factor authentication (MFA) codes. Once inside, the threat actors target cloud-based s
No Place Like Home Network: Disrupting the World's Largest Residential Proxy Network
Introduction This week Google and partners took action to disrupt what we believe is one of the largest residential proxy networks in the world, the IPIDEA proxy network. IPIDEA’s proxy infrastructure is a little-known component of the digital ecosystem leveraged by a wide array of bad actors. This disruption, led by Google Threat Intelligence Group (GTIG) in partnership with other teams, included three main actions: Took legal action to take down domains used to control devices and proxy traffi
Diverse Threat Actors Exploiting Critical WinRAR Vulnerability CVE-2025-8088
Introduction The Google Threat Intelligence Group (GTIG) has identified widespread, active exploitation of the critical vulnerability CVE-2025-8088 in WinRAR, a popular file archiver tool for Windows, to establish initial access and deliver diverse payloads. Discovered and patched in July 2025, government-backed threat actors linked to Russia and China as well as financially motivated threat actors continue to exploit this n-day across disparate operations. The consistent exploitation method, a
Closing the Door on Net-NTLMv1: Releasing Rainbow Tables to Accelerate Protocol Deprecation
Written by: Nic Losby Introduction Mandiant is publicly releasing a comprehensive dataset of Net-NTLMv1 rainbow tables to underscore the urgency of migrating away from this outdated protocol. Despite Net-NTLMv1 being deprecated and known to be insecure for over two decades—with cryptanalysis dating back to 1999—Mandiant consultants continue to identify its use in active environments. This legacy protocol leaves organizations vulnerable to trivial credential theft, yet it remains prevalent due to
AuraInspector: Auditing Salesforce Aura for Data Exposure
Written by: Amine Ismail, Anirudha Kanodia Introduction Mandiant is releasing AuraInspector, a new open-source tool designed to help defenders identify and audit access control misconfigurations within the Salesforce Aura framework . Salesforce Experience Cloud is a foundational platform for many businesses, but Mandiant Offensive Security Services (OSS) frequently identifies misconfigurations that allow unauthorized users to access sensitive data including credit card numbers, identity document
Multiple Threat Actors Exploit React2Shell (CVE-2025-55182)
Written by: Aragorn Tseng, Robert Weiner, Casey Charrier, Zander Work, Genevieve Stark, Austin Larsen Introduction On Dec. 3, 2025, a critical unauthenticated remote code execution (RCE) vulnerability in React Server Components, tracked as CVE-2025-55182 (aka "React2Shell"), was publicly disclosed. Shortly after disclosure, Google Threat Intelligence Group (GTIG) had begun observing widespread exploitation across many threat clusters, ranging from opportunistic cyber crime actors to suspected es
Five generative AI use cases for the financial services industry
Generative AI has the potential to revolutionize the way we live, work, bank, and invest. Its impact could be as significant as the advent of the internet or the mobile device. Indeed, 82% of organizations considering or currently using gen AI believe it will either significantly change or transform their industry (source: Google Cloud Gen AI Benchmarking Study, July 2023). First and foremost, gen AI represents a massive productivity and operational efficiency boost. Especially in financial serv
Conrad Electronics: Simplifying and accelerating development with Apigee and GKE
Since 1923, Conrad Electronic has been a reliable partner for companies and organizations when it comes to technology and electronics. Today, as a sourcing platform, the company provides all parts for a successful sourcing of technical supplies. At Conrad, business customers get exactly what makes their project or business a success: a wide and deep product range comprising nine million products from more than 6000 brands, customer-centric solutions and services, and face-to-face expert advice.
Manage infrastructure with Workload Identity Federation and Terraform Cloud
Introduction Terraform Cloud (TFC) can help manage infrastructure as code (IaC) development for large enterprises. As the number of Google Cloud projects grows, managing access controls for Terraform Cloud projects and workspaces can become complex. Don't worry, we have a solution that is designed to be more secure than using Google Cloud service account keys, and also scales well for hundreds or even thousands of Google Cloud projects, TFC workspaces, and TFC projects using Workload Identity Fe
Cloud Load Balancing enhancements improve security and distributed application support
At Google Cloud Next ‘23 , the Cloud Networking Load Balancing team announced multiple enhancements that unlock new use cases and increase your value when using Google Cloud Load Balancing. The four of the marquee features we introduced are: mTLS support adds client-side authentication during TLS negotiation on global external Application Load Balancers. This capability allows the server to verify the client’s identity in the same way that the client verifies the server’s identity during standar
Education turns out for Google Cloud Next ‘23
Educators, researchers, IT professionals, student developers, and C-suite leaders showed up in full force in August for Google Cloud Next , our global showcase for the latest cloud technologies and success stories. They attended breakout sessions, product demos, and keynotes to explore the potential of new tools like generative AI and gain insights into how it is already transforming teaching, learning, and advanced research across the country. Gen AI offers particular benefits for the education
Confidential VMs on Intel CPUs: Your new intelligent defense
Editor’s note : As of September 2024, Confidential VM with Intel TDX is generally available on the general purpose C3 machine series. For organizations who want to bring and process their most sensitive compute workloads in the cloud without any code changes, we offer Confidential virtual machines (VMs) that leverage the latest hardware-based security technology. Through our partnership with Intel, we are extending our Confidential VMs on the new C3 machines series that uses 4th Gen Intel Xeon S
Introducing the unified Chronicle Security Operations platform
At Google Cloud, our mission is to help organizations transform cybersecurity with frontline intelligence, expertise, and AI-powered innovation. Nowhere is this needed more than in security operations (SecOps), where understaffed and overwhelmed security teams struggle to defend against a threat landscape that is growing in volume and sophistication, often with tools that were designed in the pre-cloud era. We believe that successfully defending against modern threats requires modern thinking an
Expanding your Bigtable architecture with change streams
Engineers use Bigtable to hold vast amounts of transactional and analytical information as part of their data workflow. We are excited about the release of Bigtable change streams that will enhance these data workflows for event-based architectures and offline processing. In this article, we will cover the new feature and a few example applications that incorporate change streams. Change streams Change streams capture and output mutations made to Bigtable tables in real-time. You can access the
CISA KEV: CVE-2002-0367 - Microsoft Windows Privilege Escalation Vulnerability
smss.exe debugging subsystem in Microsoft Windows does not properly authenticate programs that connect to other programs, which allows local users to gain administrator or SYSTEM privileges. Vendor: Microsoft Product: Windows Known ransomware use: Unknown Due date: 2022-03-24 https://nvd.nist.gov/vuln/detail/CVE-2002-0367