CVE-2026-50656

high · 7.8

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

7.8

CVSS

11.4%

EPSS (exploit prob.)

96th

EPSS percentile

2026-06-16

Published

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-59

Affected products

Vendor	Product	Affected versions
microsoft	malware_protection_engine	all versions

Check a specific version with /api/v1/cve/match.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50656
https://github.com/MSNightmare/ShieldBreak

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-50656