MICROSOFT-CVE-2026-20821

MEDIUM6.2

Remote Procedure Call Information Disclosure Vulnerability

Published Jan 13, 2026

Modified 1 weeks ago

Details

Exposure of sensitive information to an unauthorized actor in Windows Remote Procedure Call allows an unauthorized attacker to disclose information locally.

References

ADVISORY

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20821

CVSS Analysis

CVSS v2.0

6.2

Upstream

CVE-2026-20821

Ecosystems

Timeline

PublishedJan 13, 2026

ModifiedMay 22, 2026