Tag: update
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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. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/microsoft-april-2026-patch-tuesday-fixes-167-flaws-2-zero-days/
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OpenSSL 4.0.0 release cuts deprecated protocols and gains post-quantum support
OpenSSL 4.0.0 removes several long-deprecated features, adds support for Encrypted Client Hello, and introduces API-level changes that will require code updates for … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/14/openssl-4-0-0-released/
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Claude Mythos Changed Everything. Your APIs Are the First Target.
Tags: access, ai, api, attack, breach, ceo, crowdstrike, cyber, cybersecurity, data, endpoint, exploit, finance, flaw, infrastructure, threat, tool, update, vulnerability, zero-dayAnthropic just released Claude Mythos Preview. They did not make it publicly available. That decision alone should tell you everything you need to know about what this model can do. During internal testing, Mythos autonomously discovered and exploited zero-day vulnerabilities across every major operating system and web browser. It found a 27-year-old bug in OpenBSD.…
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DavMail 6.6.0 patches a regex flaw and advances its Microsoft Graph backend
Organizations that run DavMail to bridge standard mail clients to Microsoft Exchange or Office 365 received an update this week. Version 6.6.0 addresses a code-scanning alert … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/14/davmail-6-6-0-released/
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Q1 2026 Open Source Malware Index: Adaptive Attacks, Familiar Weaknesses
Tags: access, ai, api, attack, automation, cloud, credentials, crypto, data, github, guide, intelligence, kubernetes, linux, macOS, malicious, malware, open-source, pypi, risk, software, supply-chain, tactics, theft, tool, update, windows, worm<div cla TL;DR Sonatype identified 21,764 open source malware packages in Q1 2026, bringing the total logged since 2017 to 1,346,867. npm accounted for 75% of malicious packages this quarter. Trojans dominated, with most activity focused on credential theft, host reconnaissance, and staged payload delivery. The quarter’s defining pattern was trust abuse: attackers succeeded by…
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Passcode-Eingabe nicht möglich: iOS-Update sperrt iPhone-Nutzer aus
Ein iPhone-Nutzer kommt nach einem Update auf iOS 26.4 nicht mehr an seine Daten. Der Grund: Ein Sonderzeichen ist von seiner Tastatur verschwunden. First seen on golem.de Jump to article: www.golem.de/news/passcode-eingabe-nicht-moeglich-ios-update-sperrt-iphone-nutzer-aus-2604-207532.html
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SAP Patch Day Fixes Critical SQL Injection, DoS, and Code Injection Flaws
SAP released its monthly Security Patch Day updates, addressing 19 new security notes and one update to a previously released note. According to the official SAP Support Portal, these patches resolve severe vulnerabilities, including critical SQL injection, Denial of Service (DoS), and code injection flaws. SAP strongly advises all administrators to review these updates and…
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Windows 11: Microsoft testet freie Datumswahl für Updates
Microsoft testet unter Windows 11 eine Kalender-Auswahl für Update-Pausen. Ab Mai 2026 soll zudem Hotpatching störende Neustarts minimieren. First seen on golem.de Jump to article: www.golem.de/news/windows-11-microsoft-testet-freie-datumswahl-fuer-updates-2604-207525.html
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Synology SSL VPN Client Vulnerability Enabled Remote Access to Sensitive Files
Synology has recently released a crucial security update to fix two notable vulnerabilities in its SSL VPN Client utility. Tracked under the security advisory Synology-SA-26:05, these flaws could allow remote attackers to access sensitive system files and intercept secure network traffic. The Synology SSL VPN Client is a popular tool used to establish encrypted connections…
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Anthropic’s Mythos signals a structural cybersecurity shift
Tags: access, ai, attack, business, ciso, control, corporate, cyber, cybersecurity, defense, exploit, governance, network, offense, risk, supply-chain, technology, updateClaude Mythos Preview is a step up: A separate analysis from the UK’s AI Security Institute (AISI) evaluated Mythos Preview itself.The evaluations involved both capture-the-flag (CTF) challenges and more complex ranges designed to simulate multi-step attack scenarios, where the model outperformed other AI systems.Mythos Preview came out on top in a 32-step corporate network attack…
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Claude Mythos Could Flood Vendors With Fixes They Deferred
Ex-Microsoft CIO: Mythos Could Surface Known Flaws Faster Than Vendors Can Fix Them. Former Microsoft CIO Jim DuBois and IDC’s Frank Dickson say Claude Mythos Preview could rapidly surface long-known but unfixed software flaws at scale, forcing vendors and enterprises to strengthen patch validation, orchestration and deployment before attackers exploit the backlog. First seen on…
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OpenAI’s Mac apps need updates thanks to the Axios hack
The company said a developer tool automatically retrieved a malicious version of the popular open-source library, but insists the integrity of its systems and software were not impacted. First seen on cyberscoop.com Jump to article: cyberscoop.com/openai-axios-supply-chain-attack/
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OpenAI’s Mac apps needs an update thanks to the Axios hack
The company said a developer tool automatically retrieved a malicious version of the popular open-source library, but insists the integrity of its systems and software were not impacted. First seen on cyberscoop.com Jump to article: cyberscoop.com/openai-axios-supply-chain-attack/
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OpenAI Rotates macOS Certificates Following Axios Supply Chain Breach
OpenAI rotates macOS certificates after downloading a compromised Axios version, urging users to update apps before revoked certificates are blocked in May 2026. First seen on hackread.com Jump to article: hackread.com/openai-macos-certificates-axios-supply-chain-breach/
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On Anthropic’s Mythos Preview and Project Glasswing
The cybersecurity industry is obsessing over Anthropic’s new model, Claude Mythos Preview, and its effects on cybersecurity. Anthropic said that it is not releasing it to the general public because of its cyberattack capabilities, and has launched Project Glasswing to run the model against a whole slew of public domain and proprietary software, with the…
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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. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/adobe-rolls-out-emergency-fix-for-acrobat-reader-zero-day-flaw/
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The Conversation No one is Having About Claude Mythos
Mythos finds the vulnerability. Your permissions posture determines the damage. At sufficient scale, Mythos-style breaches are inevitable. Patching matters, but no pipeline keeps pace with thousands of simultaneous zero-days. The relevant question isn’t how an attacker got in, it’s what they can reach once they’re inside. That answer depends entirely on your IAM posture…. First…
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Critical flaw in Marimo Python notebook exploited within 10 hours of disclosure
Tags: access, advisory, ai, api, attack, authentication, breach, cloud, credentials, cve, data-breach, exploit, firewall, flaw, Internet, open-source, rce, remote-code-execution, software, theft, tool, update, vulnerabilityCredentials stolen in under three minutes: To track real-world exploitation, deployed honeypot servers running vulnerable Marimo instances across multiple cloud providers and observed the first exploitation attempt within 9 hours and 41 minutes of disclosure. No ready-made exploit tool existed at the time. The attacker had built one using only the advisory description, Sysdig researchers…
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New Nginx 1.29.8 and FreeNginx Versions Patch Critical Security Flaws
Web server administrators need to prioritize a crucial update this week. The developers behind Nginx and the community-driven FreeNginx project have released new versions to address critical security flaws and introduce key enhancements. Released on April 7, 2026, Nginx version 1.29.8 brings a mix of important security patches, new directives, and deep technical bug fixes.…
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Adobe issues emergency fix for Acrobat Reader flaw exploited in the wild (CVE-2026-34621)
Adobe has pushed out an emergency security update for Adobe Acrobat Reader, patching a zero-day vulnerability (CVE-2026-34621) exploited in the wild since November 2025. About … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/13/adobe-acrobat-reader-cve-2026-34621-emergency-fix/
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Adobe Patches Actively Exploited Acrobat Reader Flaw CVE-2026-34621
Adobe has issued emergency security updates addressing a severe Acrobat Reader flaw tracked as CVE-2026-34621, a high-impact Adobe vulnerability that has already been observed being exploited in real-world attacks. First seen on thecyberexpress.com Jump to article: thecyberexpress.com/acrobat-reader-flaw-adobe-cve-2026-34621/
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Apache Tomcat Flaws Enable EncryptInterceptor Bypass
Tags: apache, communications, cyber, exploit, flaw, open-source, risk, software, update, vulnerabilityThe Apache Software Foundation has released critical security updates for Apache Tomcat to address three newly disclosed vulnerabilities. Because Apache Tomcat is a widely deployed open-source web server, these flaws pose a significant risk to many enterprise environments. The newly discovered vulnerabilities could allow attackers to compromise encrypted communications, exploit flawed patches, and bypass client…
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Adobe Fixes Actively Exploited Zero-Day in Acrobat Reader
Adobe has released an emergency security update to address a critical zero-day vulnerability in Acrobat and Reader for Windows and macOS. According to Adobe’s APSB26-43 bulletin, the flaw is currently being exploited in the wild, prompting a Priority 1 rating from the company. Designated as CVE-2026-34621, this vulnerability is an Improperly Controlled Modification of Object…
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The fully free Linux OS Trisquel gets a major update with version 12.0 Ecne
Trisquel GNU/Linux, a free operating system aimed at home users, small enterprises, and educational centers, released version 12.0. The release, codenamed Ecne, is declared … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/13/trisquel-12-0-ecne-released/
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Adobe fixes actively exploited Acrobat Reader flaw CVE-2026-34621
Adobe addressed a critical Acrobat Reader vulnerability, tracked as CVE-2026-34621, which is actively exploited to run malicious code. Adobe released emergency updates to address a critical vulnerability, tracked as CVE-2026-34621 (CVSS score of 8.6), in Adobe Acrobat Reader, which is being actively exploited. The flaw could allow attackers to execute malicious code on affected systems,…
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Adobe fixes actively exploited Acrobat Reader flaw CVE-2026-34621
Adobe addressed a critical Acrobat Reader vulnerability, tracked as CVE-2026-34621, which is actively exploited to run malicious code. Adobe released emergency updates to address a critical vulnerability, tracked as CVE-2026-34621 (CVSS score of 8.6), in Adobe Acrobat Reader, which is being actively exploited. The flaw could allow attackers to execute malicious code on affected systems,…
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Apple update looks like Czech mate for locked-out iPhone user
Lock-screen keyboard no longer accepts háÄek in student’s alphanumeric passcode First seen on theregister.com Jump to article: www.theregister.com/2026/04/12/ios_passcode_bug/
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Apple update looks like Czech mate for locked-out iPhone user
Lock-screen keyboard no longer accepts háÄek in student’s alphanumeric passcode First seen on theregister.com Jump to article: www.theregister.com/2026/04/12/ios_passcode_bug/
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Why Anthropic’s Mythos Is a Systemic Shift for Global Cybersecurity
With the release of Anthropic’s Project Glasswing and Claude Mythos, how should CISOs navigate the arrival of automated exploit chaining, collapsing patch cycles and the inevitable rise of adversarial AI? First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/04/why-anthropics-mythos-is-a-systemic-shift-for-global-cybersecurity/
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Week in review: Windows zero-day exploit leaked, Patch Tuesday forecast
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Cloudflare moves up its post-quantum deadline as researchers narrow the path … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/12/week-in-review-windows-zero-day-exploit-leaked-patch-tuesday-forecast/

