Published Jun 16, 2026Sources checked Nov 12, 2026
7.0HIGHCVSS out of 10
What this means
Review the available evidence
CVE-2026-50656 and is rated High severity with a CVSS score of 7.0. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.
What to do next
Remediation and response
Microsoft Security Response Center guidance
Vendor revision: Jul 8, 2026
Release Notes
Vendor-listed releases
1.1.26060.3008
CISA KEVNot listedBased on the latest collected catalog
EPSS11.2%Estimated 30-day exploitation probability
Ransomware useNot markedCISA KEV ransomware field
Threat actors1Source-linked actor relationships
Overview
What is CVE-2026-50656?
Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as "RoguePlanet ".