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CVE PROGRAM SOURCE RECORD8.0 High

CVE-2026-27912

Windows Kerberos Elevation of Privilege Vulnerability

Description

Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Windows Server 2012

  • 6.2.9200.0 to < 6.2.9200.26026affected

Microsoft Windows Server 2012 (Server Core installation)

  • 6.2.9200.0 to < 6.2.9200.26026affected

Microsoft Windows Server 2012 R2

  • 6.3.9600.0 to < 6.3.9600.23132affected

Microsoft Windows Server 2012 R2 (Server Core installation)

  • 6.3.9600.0 to < 6.3.9600.23132affected

Microsoft Windows Server 2016

  • 10.0.14393.0 to < 10.0.14393.9060affected

Microsoft Windows Server 2016 (Server Core installation)

  • 10.0.14393.0 to < 10.0.14393.9060affected

Microsoft Windows Server 2019

  • 10.0.17763.0 to < 10.0.17763.8644affected

Microsoft Windows Server 2019 (Server Core installation)

  • 10.0.17763.0 to < 10.0.17763.8644affected

Microsoft Windows Server 2022

  • 10.0.20348.0 to < 10.0.20348.5020affected

Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

  • 10.0.25398.0 to < 10.0.25398.2274affected

Microsoft Windows Server 2025

  • 10.0.26100.0 to < 10.0.26100.32690affected

Microsoft Windows Server 2025 (Server Core installation)

  • 10.0.26100.0 to < 10.0.26100.32690affected

References