Microsoft Patches RoguePlanet Defender Flaw That Can Grant SYSTEM Privileges
Today’s signal The Hacker News recently reported Microsoft Patches RoguePlanet Defender Flaw That Can Grant SYSTEM Privileges. Published context: July 9, 2026. Microsoft has released security updates for a Defender vulnerability known as RoguePlanet, nearly a month after details of the flaw became public. The vulnerability, tracked as CVE-2026-50656 (CVSS score: 7.8), is a privilege escalation issue in the Microsoft Malware Protection Engine (“mpengine.dll”), which provides scanning, detection, and cleaning capabil ...