MitigatedMicrosoft Defender
Microsoft Patches "RoguePlanet" Defender Zero-Day (CVE-2026-50656) via Engine Update
Microsoft has released Malware Protection Engine 1.1.26060.3008 to fix "RoguePlanet" (CVE-2026-50656), a Microsoft Defender race-condition zero-day that a researcher using the "Nightmare Eclipse" handle said could grant SYSTEM privileges on fully patched Windows 10 and 11 devices.

