Cybersecurity · 57 views
ShieldBreak Zero-Day PoC Claims Microsoft Defender Patch Bypass With SYSTEM Access
The security researcher going by the name Chaotic Eclipse (aka INFINITE NIGHTMARE, MSNightmare, and Nightmare-Eclipse) has released a proof-of-concept (PoC) for a new Microsoft zero-day called ShieldBreak.
AI Summary
A security researcher, known by the handle Chaotic Eclipse, has released a proof-of-concept exploit for a vulnerability in Microsoft Defender for Windows. This exploit, referred to as ShieldBreak, claims to bypass a patch for a previously identified vulnerability, CVE-2026-50656, which has a CVSS score of 7.8.
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