CVE-2021-41361: Microsoft Windows Server 2016

Medium severity, CVSS 5.4. EPSS: 1% chance of exploitation in the next 30 days.

Active Directory Federation Server Spoofing Vulnerability

Affected products

• Microsoft Windows Server 2016: affected versions not specified; version 20h2 only; version 2004 only
• Microsoft Windows Server 2019: affected versions not specified
• Microsoft Windows Server 2022: affected versions not specified

Published 2021-10-13. Last modified 2026-06-17.