{"uuid": "adf40bb2-7d5e-4e5a-a47d-9d04e9f3db41", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-50656", "type": "seen", "source": "https://thehackernews.com/2026/08/shieldbreak-zero-day-poc-claims.html", "content": "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.\n\nThe vulnerability, rooted in Microsoft Defender for Windows, demonstrates a patch bypass for CVE-2026-50656 (CVSS score: 7.8), otherwise known as RoguePlanet.\n\nRoguePlanet has been described", "creation_timestamp": "2026-08-13T01:00:34.114743Z"}