Tag: vulnerability
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Windows 11 KB5089549 & KB5087420 cumulative updates released
Microsoft has released Windows 11 KB5089549 and KB5087420 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/windows-11-kb5089549-and-kb5087420-cumulative-updates-released/
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Mistral AI SDK, TanStack Router hit in npm software supply chain attack
Tags: ai, api, attack, breach, cloud, credentials, data, data-breach, exploit, github, kubernetes, malicious, malware, network, open-source, password, router, service, software, supply-chain, switch, vulnerabilitypull_request_target. This allows third-party workflows to run automatically, a way of avoiding maintainer approval fatigue, but means that the maintainer’s short-lived OIDC tokens become vulnerable to scraping.Armed with these tokens, the attacker were able to compromise the packages by injecting the malicious Mini Shai-Hulud malware, which propagated to other projects.The purpose is to steal developer…
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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 First seen on…
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The world’s most >>Dangerous<< AI, Anthropic's Mythos, found only one flaw in curl
Anthropic’s AI found five vulnerabilities in curl, but only one low-severity issue proved to be a real vulnerability. In April, Anthropic made considerable noise announcing Mythos, a new artificial intelligence model described as so effective at identifying vulnerabilities in code as to be, in the company’s own words, >>dangerously good.<< So good, in fact, that…
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Stealthy hackers exploit cPanel flaw in active backdoor campaign (CVE-2026-41940)
Security researchers at XLab have outlined an active attack campaign targeting CVE-2026-41940, the recently disclosed vulnerability in cPanel WHM, and have linked it to … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/05/12/cpanel-vulnerability-exploited-backdoor-cve-2026-41940/
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OpenAI introduces Daybreak cyber platform, takes on Anthropic Mythos
Tags: access, ai, cisco, crowdstrike, cyber, cybersecurity, defense, detection, fortinet, framework, government, malware, network, openai, oracle, penetration-testing, RedTeam, risk, software, strategy, technology, update, vulnerabilityOpenAI’s cybersecurity model stack: OpenAI is pursuing a scalable cyber defense platform strategy with Daybreak and is rolling out the initiative through three different model tiers: GPT-5.5 (default), GPT-5.5 with Trusted Access for Cyber, and GPT-5.5-Cyber.The standard GPT-5.5 model is positioned for general-purpose enterprise use cases, including developer assistance and knowledge work. GPT-5.5 with Trusted…
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Zoom Rooms and Workplace Flaws Expose Users to Elevated Access Attacks
A newly disclosed batch of vulnerabilities in Zoom’s software suite could give attackers the leverage they need to hijack systems. Zoom has released critical security updates to patch three distinct flaws affecting its Windows and iOS applications. The most dangerous of these vulnerabilities allows authenticated attackers to elevate their system privileges, effectively turning a standard…
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SAP Releases Patch for Critical SQL Injection Flaw in S/4HANA
A severe vulnerability has struck the heart of enterprise resource planning systems this month, threatening organizations worldwide with potential data breaches. On May 12, 2026, the software giant released its monthly security patch update to address 15 newly discovered security flaws across its software ecosystem. Enterprise defenders must prioritize these updates immediately, as attackers frequently…
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JetBrains TeamCity vulnerability allows privilege escalation, API exposure (CVE-2026-44413)
JetBrains has patched a high-severity vulnerability (CVE-2026-44413) in TeamCity, its popular continuous integration and continuous delivery platform, and is urging … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/05/12/jetbrains-teamcity-vulnerability-cve-2026-44413/
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Six new dnsmasq vulnerabilities open the door to DNS cache poisoning, local root
Recent disclosures have revealed that open-source networking tool dnsmasq is grappling with a serious set of vulnerabilities. The problems span memory safety and input … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/05/12/dnsmasq-vulnerabilities-cve/
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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. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/sap-fixes-critical-vulnerabilities-in-commerce-cloud-and-s-4hana/
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Open WebUI File Upload Vulnerability Enables 1-Click RCE Attack
A critical, unpatched vulnerability is actively threatening Open WebUI users, turning a simple profile picture upload into a gateway for complete system compromise. Security researchers have publicly disclosed a severe stored Cross-Site Scripting (XSS) flaw that enables 1-click Remote Code Execution (RCE) and full account hijacking. The security flaw resides in the profile image upload…
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Sicherheitsbedenken durch Claude Mythos – Einsatz von Schwachstellen-KI zu riskant?
First seen on security-insider.de Jump to article: www.security-insider.de/einsatz-von-schwachstellen-ki-zu-riskant-a-0b06f99fdc44dcf8332165d0d122fa4a/
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Why patching SLAs should be the floor, not the strategy
SLAs measure discipline, not risk: Here’s the mental model I’ve been pushing with my peers. Think of patching SLAs the way you think of fire drills. Fire drills are necessary. They prove that, on a predictable cadence, your organization can execute a known procedure. No one in charge of a building full of people would…
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Cline AI Agent Flaw Allows Attackers to Launch RCE Attacks
A critical security vulnerability in the Cline AI coding assistant’s kanban package exposes developers to remote code execution, data theft, and denial-of-service attacks by simply visiting a malicious website. Security researcher Sagilayani disclosed CVE-2026-44211 on GitHub four days ago, revealing that the kanban npm package bundled with the Cline CLI starts a WebSocket server on 127.0.0.1:3484 with zero Origin…
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Finanzstabilität in Gefahr: Claude Mythos alarmiert den IWF
Anthropics neues Modell ‘Claude Mythos Preview” findet Schwachstellen in jedem gängigen Betriebssystem und Browser, auch in den Händen von Laien. Für den Internationalen Währungsfonds ist das ein Weckruf: Cybersicherheit müsse als systemisches Finanzrisiko behandelt werden. First seen on it-daily.net Jump to article: www.it-daily.net/it-sicherheit/cybercrime/claude-mythos-alarmiert-den-iwf
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Claude Chrome Extension Flaw Lets Malicious Add-Ons Steal Gmail and Drive Data
A critical vulnerability dubbed >>ClaudeBleed<< has compromised Anthropic's trusted AI assistant, potentially turning it into a backdoor. This severe design flaw in the Claude Chrome extension allows malicious add-ons to hijack the AI secretly. Even extensions with zero declared permissions can exploit this vulnerability to steal sensitive data from Gmail, Google Drive, and GitHub. In…
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OpenAI Daybreak Automates Vulnerability Detection and Patching
Tags: ai, control, cyber, cyberattack, detection, exploit, intelligence, openai, software, update, vulnerability, zero-dayThe relentless race against zero-day exploits and sophisticated cyberattacks requires a revolutionary approach to software security. Defenders are constantly overwhelmed by massive backlogs of alerts and the sheer volume of code requiring manual review. Enter OpenAI Daybreak, a frontier artificial intelligence system built specifically for cyber defenders. By shifting the focus from reactive damage control…
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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…
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BitUnlocker Downgrade Attack Bypasses Windows 11 Disk Encryption in Minutes
A proof-of-concept (PoC) exploit that demonstrates how attackers can bypass Windows 11 BitLocker disk encryption in under 5 minutes. Dubbed the >>BitUnlocker<< attack, this physical downgrade technique exploits a known vulnerability, CVE-2025-48804. Initially documented by the Microsoft STORM team in July 2025, the flaw exposes a critical weakness in how Secure Boot interacts with legacy…
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HEIDI: Free IDE security plugin for open-source vulnerability checks
Open-source dependencies make up a large percentage of the code in production applications, and most vulnerability checks still run late in the pipeline, inside CI/CD systems … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/05/12/heidi-free-ide-security-plugin/
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Google Warns Hackers Are Using AI to Build Working Zero-Day Exploits
Artificial intelligence has officially transitioned from an experimental hacking novelty into an industrial-scale weapon for cybercriminals. Google Threat Intelligence Group (GTIG) adversaries are now actively using generative AI models to discover vulnerabilities and engineer functional zero-day exploits. This marks a significant escalation in the cyber threat landscape, shifting AI’s role from a simple research assistant…
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Linux kernel maintainers suggest a ‘kill switch’ to protect systems until a zero-day vulnerability is patched
Tags: access, attack, business, control, cve, cybersecurity, exploit, flaw, group, incident response, infosec, linux, LLM, mitigation, risk, service, strategy, switch, technology, tool, update, vulnerability, zero-day), a logic bug which lets users easily obtain root access, and Dirty Frag, which abuses weaknesses in how the Linux kernel handles fragmented memory pages. The Dirty Frag attack combines two separate vulnerabilities affecting the Linux IPsec Encapsulating Security Payload (ESP) subsystem (CVE-2026-43284) and the RxRPC networking protocol (CVE-2026-43500). The proposal has set off a furious…
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Linux bitten by second severe vulnerability in as many weeks
Production-version patches are coming online and should be installed pronto. First seen on arstechnica.com Jump to article: arstechnica.com/security/2026/05/linux-bitten-by-second-severe-vulnerability-in-as-many-weeks/
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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…
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‘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. First seen on darkreading.com Jump to article: www.darkreading.com/vulnerabilities-threats/dirty-frag-exploit-blow-up-enterprise-linux-distros