HIGH 8.8 Microsoft
CVE-2026-81352
Web Media Extensions Remote Code Execution Vulnerability
Microsoft Security Update 2026-Sep: Web Media Extensions Remote Code Execution Vulnerability
Affected Products
- Web Media Extensions on Windows 10 Version 21H2 for 32-bit Systems
- Web Media Extensions on Windows 10 Version 21H2 for ARM64-based Systems
- Web Media Extensions on Windows 10 Version 21H2 for x64-based Systems
- Web Media Extensions on Windows 10 Version 22H2 for x64-based Systems
- Web Media Extensions on Windows 10 Version 22H2 for ARM64-based Systems
- Web Media Extensions on Windows 10 Version 22H2 for 32-bit Systems
- Web Media Extensions on Windows 11 Version 25H2 for ARM64-based Systems
- Web Media Extensions on Windows 11 Version 25H2 for x64-based Systems
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81352
- https://nvd.nist.gov/vuln/detail/CVE-2026-81352
This high severity vulnerability with a CVSS score of 8.8 was published on 2026-09-08 via Microsoft. Affected: Web Media Extensions on Windows 10 Version 21H2 for 32-bit Systems, Web Media Extensions on Windows 10 Version 21H2 for ARM64-based Systems, Web Media Extensions on Windows 10 Version 21H2 for x64-based Systems and 5 more.
vulnfeed aggregates 18943 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.