New Microsoft Defender “RedSun” zero-day PoC grants SYSTEM privileges
Thu Apr 16 2026
Detection & Response
Vulnerability
Zero-day
www.bleepingcomputer.com
A researcher known as "Chaotic Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, dubbed "RedSun," in the past two weeks, protesting how the company works with cybersecurity researchers. [...]