CyberSecurity News

Microsoft Patches Defender ‘RoguePlanet’ Vulnerability

SecurityWeek

· July 9, 2026

AI summary

Microsoft has patched a privilege escalation vulnerability in its Defender, known as RoguePlanet, with an update to the Microsoft Malware Protection Engine. The vulnerability is tracked as CVE-2026-50656.

Vulnerabilities mentioned

CVE-2026-50656

HIGH

CVSS 7.8

Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as "RoguePlanet ".

Read the full article at SecurityWeekwww.securityweek.com/microsoft-patches-defender-rogueplanet-vulnerability/

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