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Medium6.2Microsoft Server

Medium [CVE-2026-32072] Active Directory Spoofing Vulnerability

This medium-severity Microsoft Server advisory covers CVE-2026-32072 affecting Windows Server 2016 (Server Core installation), Windows Server 2019 (Server Core installation), Windows Server 2022, 23H2 Edition (Server Core installation).

CVE-2026-32072 Published Apr 14, 2026Updated by vendor Aug 14, 2026
CVE-2026-32072
Affected products & platforms
Microsoft ServerWindows Server
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Summary

Improper authentication in Windows Active Directory allows an unauthorized attacker to perform spoofing locally.

Affected products named by the advisory: Windows Server 2016; Windows Server 2016 (Server Core installation); Windows Server 2019; Windows Server 2019 (Server Core installation); and 4 more.

Affected products named by the advisory: Windows Server 2022, 23H2 Edition (Server Core installation); Windows Server 2025 (Server Core installation).

Affected versions
  • Windows 10 Version 1607 10.0.14393.0 before 10.0.14393.9060
  • Windows 10 Version 1809 10.0.17763.0 before 10.0.17763.8644
  • Windows 10 Version 21H2 10.0.19044.0 before 10.0.19044.7184
  • Windows 10 Version 22H2 10.0.19045.0 before 10.0.19045.7184
  • Windows 11 version 22H3 10.0.22631.0 before 10.0.22631.6936
  • Windows 11 Version 23H2 10.0.22631.0 before 10.0.22631.6936
  • Windows 11 Version 24H2 10.0.26100.0 before 10.0.26100.8246
  • Windows 11 Version 25H2 10.0.26200.0 before 10.0.26200.8246
  • Windows 11 version 26H1 10.0.28000.0 before 10.0.28000.1836
  • Windows Server 2016 10.0.14393.0 before 10.0.14393.9060
  • Windows Server 2016 (Server Core installation) 10.0.14393.0 before 10.0.14393.9060
  • Windows Server 2019 10.0.17763.0 before 10.0.17763.8644

Official advisory · high-confidence parse· fetched 3 hours ago·verify at source

Fixed versions
  • 10.0.14393.9060
  • 10.0.17763.8644
  • 10.0.19044.7184
  • 10.0.19045.7184
  • 10.0.22631.6936
  • 10.0.26100.8246
  • 10.0.26200.8246
  • 10.0.28000.1836
  • 10.0.20348.5020
  • 10.0.25398.2274
  • 10.0.26100.32690

Official advisory · high-confidence parse· fetched 3 hours ago·verify at source

Mitigation

Upgrade to a fixed release: 10.0.14393.9060, 10.0.17763.8644, 10.0.19044.7184, 10.0.19045.7184, 10.0.22631.6936, 10.0.26100.8246. That is the remediation for this advisory.

The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.

Official advisory · high-confidence parse· fetched 3 hours ago·verify at source

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