Security researcher Chaotic Eclipse (also known as INFINITE NIGHTMARE, MSNightmare, and Nightmare-Eclipse) has released a proof-of-concept (PoC) for a new Microsoft zero-day…
Chaotic Eclipse, also known as INFINITE NIGHTMARE, MSNightmare, and Nightmare-Eclipse, is a security researcher who disclosed multiple Windows vulnerabilities, including CVE-2026-50656 (RoguePlanet),…
Windows Server 2025 is vulnerable to the ShieldBreak patch bypass for CVE-2026-50656, with a claimed 100% success rate.
Windows 10 and corresponding server editions are vulnerable to ShieldBreak, but the PoC does not currently support them.
Windows 11 25H2 (including Canary channel) is vulnerable to the ShieldBreak patch bypass for CVE-2026-50656, with a claimed 100% success rate.
Microsoft Defender for Windows is affected by CVE-2026-50656 (RoguePlanet), a privilege escalation vulnerability. A patch bypass called ShieldBreak has been released, claiming…