// CVE · PUBLISHED 2026-10-13
CVE-2026-96252 Microsoft / Windows 10 Version 1607 · Microsoft / Windows 10 Version 1809 · Microsoft / Windows Server 2012 · +10
9.1 · CVSS 3.1 Critical
Description Improper verification of cryptographic signature in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.
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This product uses the NVD API but is not endorsed or certified by the NVD. CVSS scores do not establish exploitation.
Details 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) Published 13 Oct 2026 Modified 20 Oct 2026 CVSS 9.1 Critical (v3.1) Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N Score source secure@microsoft.com CWE CWE-347 Record status Analyzed