CVE-2026-96252

No fix known EPSS <1%CVSS 9.1

Improper verification of cryptographic signature in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.

Published 2026-10-13 · CVE record · OSV

Products: Microsoft Windows 10 Version 1607, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation), Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation)