A researcher known as "Chaotic Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, ...
A security researcher has published a working exploit for a Microsoft Defender security flaw that affects Windows 10, 11, and ...
Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or ...
Chaotic Eclipse is at it again, this time releasing a zero-day for Microsoft Defender.
RedSun exploit targets Microsoft Defender zero-day, granting SYSTEM access on fully patched Windows systems with no patch ...
New PoC shows how Microsoft Defender can be tricked into rewriting malicious files into protected locations, enabling ...
Three Defender zero-days exploited since April 10, 2026, enabling privilege escalation and DoS, forcing isolation of affected ...
Support for Windows 10 has ended, putting your system at risk. You don't have to upgrade—here's how to stay protected.
Windows Security (formerly Windows Defender) is the built-in antivirus tool bundled with the operating system. It has saved ...
Microsoft updates Defender in Windows install media to block threats during setup and close early security gaps.
The Huntress SOC is observing the use of Nightmare-Eclipse's BlueHammer, RedSun, and UnDefend exploitation techniques. Investigation by: @wbmmfq, @Curity4201, + @_JohnHammond 🧵👇 ...
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