HIGH 7.8 Microsoft PoC
CVE-2026-41091
Microsoft Defender Elevation of Privilege Vulnerability
Microsoft Security Update 2026-May: Microsoft Defender Elevation of Privilege Vulnerability
Affected Products
- Microsoft Malware Protection Engine
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41091
- https://nvd.nist.gov/vuln/detail/CVE-2026-41091
This high severity vulnerability with a CVSS score of 7.8 was published on 2026-05-12 via Microsoft. 🚨 A public proof-of-concept exploit is available on GitHub. EPSS score: 9.6% (top 5% of all CVEs by exploitation probability). Affected: Microsoft Malware Protection Engine.
vulnfeed aggregates 9166 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.