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The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

BleepingComputer
BleepingComputer Vulnerabilities

Microsoft releases emergency .NET patches for critical Brotli flaw

Microsoft released emergency .NET security updates to patch a critical vulnerability known as Broccoli2Shell, also tracked as Node2Shell and HTTP2Shell.…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia libjxl Update Fixes Image Decoding Vulnerabilities

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Mageia 10 freetype2 Fixes Denial of Service in CID Font Loader

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia kronosnet Fixes Key Exposure and Packet Vulnerability Flaws

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia Ghostscript JPEG 2000 Heap Overflow Vulnerability Fix

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Mageia 10 Perl Typemaps Fix String and List Handling in Perl

Security update

The Hacker News
The Hacker News Breaches & leaks

⚡ Weekly Recap: This2Shell, That2Shell, Everything's an RCE? Rogue AI, Supply Chain Chaos and More

This2Shell, That2Shell, Everything2Shell. That's pretty much how the last week went. Critical bugs that let attackers run code remotely are showing up everywhe…

The Hacker News
The Hacker News Breaches & leaks

Gheist Uses Stolen GitHub Tokens to Steal Private Repository Secrets via Actions Logs

An automated campaign is using stolen GitHub tokens to plant workflows that print a repository's secrets into its GitHub Actions logs, which the attackers then…

GitHub

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

AlmaLinux 8 Libreswan Update Fixes IKEv2 and PKCS#7 Issues

libreswan security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

AlmaLinux 10 Brotli Decoder Write Fix - ALSA-2026-90449

brotli security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS ImageMagick Fixes Flaws in Image Processing

Multiple security vulnerabilities were discovered in imagemagick, a software suite used for editing and manipulating digital images, which could lead to denial…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Thunderbird Update Addresses Code Execution and Data Exposure

Multiple security issues were discovered in Thunderbird, which could result in the execution of arbitrary code or information disclosure Debian follows the Thu…

Linux

The Hacker News
The Hacker News Breaches & leaks

Unpatched Tailscale SSH Flaws Could Let a Hacked Device Reach Root on Other Servers

A single hacked device on a Tailscale network can be used to gain root access to other servers it can reach, according to a security researcher who published t…

The Hacker News
The Hacker News

OpenAI AI Agents Demonstrate VM Escapes and Secret Cross-Sandbox Communication

OpenAI has announced plans to conduct frontier model training with no live internet access, as it resumes reinforcement learning (RL) training and internal inf…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 10 BIND 2026-0541 Fixes DNS Attack Vulnerabilities

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Mageia 10 rootcerts Update for Trusted Certificate Lists

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Mageia iperf Update Addresses Remote DoS and Memory Errors

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 btrfs-backup-ng Update Fixes Lock Store Symlink Risk

Update to 0.9.20. This replaces the 0.9.19 update before it reached testing. It carries the 0.9.17 security fix (GHSA-5xvm-66c9-p5ph), the 0.9.18 fix for 0.9.1…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 44 perl-Text-CSV_XS 1.65 Fixes CSV Parsing Issues

Current upstream release, with several security fixes.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 44 Updates perl-Cpanel-JSON-XS for Multiple Parser Issues

Current upstream release, with multiple security fixes, updates for performance and correctness.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Mageia OpenSSL Update Restores Cryptographic Policy Loading

Security update

OpenSSL

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian LTS Caddy Fixes Access Bypass and Cross-Site Scripting

Multiple security issues were discovered in Caddy, a web server with automatic HTTPS, which may result in the bypass of path- or host-based access controls, th…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 perl-Text-CSV_XS 1.65 Fixes CSV Parsing Flaws

Current upstream release, with several security fixes.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 43 Updates perl-Cpanel-JSON-XS for JSON Processing Issues

Current upstream release, with multiple security fixes, updates for performance and correctness.

Linux