serisec

Category: Security Updates

  • Microsoft Releases New Defender Update for Windows 11, 10, and Server Installation Images

    Microsoft Releases New Defender Update for Windows 11, 10, and Server Installation Images Microsoft has officially rolled out its latest security intelligence update for Microsoft Defender Antivirus, delivering crucial protections for Windows 11, Windows 10, and Windows Server installation images. This vital release ensures that Microsoft’s built-in antimalware solutions are fully equipped to identify and neutralize…

  • Windows 11 and Server 2025 Update to Block Untrusted Cross-Signed Kernel Drivers by Default

    Windows 11 and Server 2025 Update to Block Untrusted Cross-Signed Kernel Drivers by Default Microsoft is taking a major step to harden the Windows operating system against kernel-level threats by removing trust for drivers signed by the deprecated cross-signed root program. Starting with the April 2026 update, Windows 11 and Windows Server 2025 will block…

  • Roundcube Webmail Security Updates Patches Multiple Critical Vulnerabilities

    Roundcube Webmail Security Updates Patches Multiple Critical Vulnerabilities A widely used open-source web-based IMAP email client, Roundcube Webmail, has released version 1.6.14, delivering critical security patches to fix multiple severe vulnerabilities in the 1.6.x branch. The release resolves a complex range of security issues, spanning from pre-authentication arbitrary file write risks to cross-site scripting (XSS)…

  • Chrome Security Update Fixes 8 Vulnerabilities Allowing Remote Code Execution

    Chrome Security Update Fixes 8 Vulnerabilities Allowing Remote Code Execution Google has rolled out an urgent security update for the Chrome browser to address eight high-severity vulnerabilities. These newly patched security flaws could allow threat actors to execute arbitrary code remotely, posing a significant risk to user data and system integrity. The stable channel is…

  • Chrome Security Update Fixes 26 Vulnerabilities Allowing Remote Code Execution

    Chrome Security Update Fixes 26 Vulnerabilities Allowing Remote Code Execution Google has released a substantial security update for its Chrome web browser, addressing 26 distinct vulnerabilities that could allow unauthenticated attackers to execute malicious code remotely. The latest Stable channel update rolls out versions 146.0.7680.153 and 146.0.7680.154 for Windows and macOS, while Linux users will…

  • Chrome Security Update – Patch for 29 Vulnerabilities that Allow Remote Code Execution

    Chrome Security Update – Patch for 29 Vulnerabilities that Allow Remote Code Execution Google has officially released Chrome version 146 to the stable channel, delivering crucial security updates for Windows, Mac, and Linux users. Rolling out over the coming days, Chrome 146.0.7680.71 for Linux and 146.0.7680.71/72 for Windows and Mac addresses 29 security vulnerabilities. Many…

  • Android Security Update – Patch for 129 Vulnerabilities and Actively Exploited Zero-Day

    Android Security Update – Patch for 129 Vulnerabilities and Actively Exploited Zero-Day Google has released its highly anticipated March 2026 Android Security Bulletin, delivering critical fixes for 129 security vulnerabilities across the Android ecosystem. This massive update represents one of the highest numbers of patches issued in a single month in recent years. The rollout…

  • GitLab Patches Multiple Vulnerabilities That Enables DoS and Cross-site Scripting Attacks

    GitLab Patches Multiple Vulnerabilities That Enables DoS and Cross-site Scripting Attacks A critical security update has been released for both the Community Edition (CE) and Enterprise Edition (EE) to address multiple high-severity vulnerabilities. The patches, available in versions 18.8.4, 18.7.4, and 18.6.6, fix flaws that could allow attackers to crash servers, steal data, or hijack…

  • Windows 11 New Security Feature Denies Unauthorized Access to System Files

    Windows 11 New Security Feature Denies Unauthorized Access to System Files Microsoft has introduced a significant security control in the latest Windows 11 preview update designed to restrict unauthorized interaction with critical system files. Released as part of the January 2026 non-security preview (KB5074105), this enhancement specifically targets the Storage settings menu, a sensitive area…

  • Google Chrome 144 Update Patches High-Severity V8 Vulnerability

    Google Chrome 144 Update Patches High-Severity V8 Vulnerability A new Stable-channel release of Chrome version 144 addresses a high-severity vulnerability in the V8 JavaScript engine. The update, version 144.0.7559.96/.97 for Windows and Mac and 144.0.7559.96 for Linux, began rolling out on January 21, 2026, and will reach all users over the coming days and weeks.…

  • Open-Source C2 Platform AdaptixC2 Released With Enhanced Stability, Performance, and Speed

    Open-Source C2 Platform AdaptixC2 Released With Enhanced Stability, Performance, and Speed The Adaptix Framework team has announced a significant update to AdaptixC2, an open-source post-exploitation and adversarial emulation platform designed for penetration testers. The latest version introduces significant improvements to network tunneling, the user interface, and overall system performance. One of the most notable upgrades focuses…

  • OpenAI Hardened ChatGPT Atlas Against Prompt Injection Attacks

    OpenAI Hardened ChatGPT Atlas Against Prompt Injection Attacks OpenAI has rolled out a critical security update to ChatGPT Atlas, its browser-based AI agent, introducing advanced defenses against prompt injection attacks. The update marks a significant step in protecting users from emerging adversarial threats targeting agentic AI systems. What Are Prompt Injection Attacks? Prompt injection attacks…

  • Chrome Security Update – Patch for Critical Vulnerabilities that Enables Remote Code Execution

    Chrome Security Update – Patch for Critical Vulnerabilities that Enables Remote Code Execution Google has released Chrome version 143.0.7499.146/.147 to address critical security vulnerabilities that could enable remote code execution on affected systems. The update is now rolling out to Windows and Mac users, with Linux receiving version 143.0.7499.146. Full deployment is expected over the…