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CVE record · CVE-2025-59277

Windows Authentication Elevation of Privilege Vulnerability

CVSS 7.8 HighEPSS 0.0039 · 32nd percentile

Published by the CVE Program (CNA: microsoft) at 14 Oct 2025, 17:00 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Microsoft Windows 10 Version 1507
  • affected 10.0.10240.0 to before 10.0.10240.21161 custom
Microsoft Windows 10 Version 1607
  • affected 10.0.14393.0 to before 10.0.14393.8519 custom
Microsoft Windows 10 Version 1809
  • affected 10.0.17763.0 to before 10.0.17763.7919 custom
Microsoft Windows 10 Version 21H2
  • affected 10.0.19044.0 to before 10.0.19044.6456 custom
Microsoft Windows 10 Version 22H2
  • affected 10.0.19045.0 to before 10.0.19045.6456 custom
Microsoft Windows 11 version 22H2
  • affected 10.0.22621.0 to before 10.0.22621.6060 custom
Microsoft Windows 11 version 22H3
  • affected 10.0.22631.0 to before 10.0.22631.6060 custom
Microsoft Windows 11 Version 23H2
  • affected 10.0.22631.0 to before 10.0.22631.6060 custom
Microsoft Windows 11 Version 24H2
  • affected 10.0.26100.0 to before 10.0.26100.6899 custom
Microsoft Windows Server 2008 R2 Service Pack 1
  • affected 6.1.7601.0 to before 6.1.7601.27974 custom
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
  • affected 6.1.7601.0 to before 6.1.7601.27974 custom
Microsoft Windows Server 2008 Service Pack 2
  • affected 6.0.6003.0 to before 6.0.6003.23571 custom
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
  • affected 6.0.6003.0 to before 6.0.6003.23571 custom
Microsoft Windows Server 2012
  • affected 6.2.9200.0 to before 6.2.9200.25722 custom
Microsoft Windows Server 2012 (Server Core installation)
  • affected 6.2.9200.0 to before 6.2.9200.25722 custom
Microsoft Windows Server 2012 R2
  • affected 6.3.9600.0 to before 6.3.9600.22824 custom
Microsoft Windows Server 2012 R2 (Server Core installation)
  • affected 6.3.9600.0 to before 6.3.9600.22824 custom
Microsoft Windows Server 2016
  • affected 10.0.14393.0 to before 10.0.14393.8519 custom
Microsoft Windows Server 2016 (Server Core installation)
  • affected 10.0.14393.0 to before 10.0.14393.8519 custom
Microsoft Windows Server 2019
  • affected 10.0.17763.0 to before 10.0.17763.7919 custom
Microsoft Windows Server 2019 (Server Core installation)
  • affected 10.0.17763.0 to before 10.0.17763.7919 custom
Microsoft Windows Server 2022
  • affected 10.0.20348.0 to before 10.0.20348.4294 custom
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
  • affected 10.0.25398.0 to before 10.0.25398.1913 custom
Microsoft Windows Server 2025
  • affected 10.0.26100.0 to before 10.0.26100.6899 custom
Microsoft Windows Server 2025 (Server Core installation)
  • affected 10.0.26100.0 to before 10.0.26100.6899 custom
Identifiers
CVE-2025-59277
CNA
microsoft
Weakness (CWE)
CWE-1287
Tags
Published
14 Oct 2025
Updated
22 Feb 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C CNA (microsoft)
  • CISA KEV Not listed.
  • EPSS 0.0039, the 32nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 14 Oct 2025. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.