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8.1 High

CVE-2025-26663 Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code…

Description

Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code over a network.

Affected products and versions

Product Affected versions Fixed in
Windows 10 Version 1809 10.0 10.0.17763.0 → < 10.0.17763.7136 10.0.17763.7136
Windows Server 2019 10.0 10.0.17763.0 → < 10.0.17763.7136 10.0.17763.7136
Windows Server 2019 (Server Core installation) 10.0 10.0.17763.0 → < 10.0.17763.7136 10.0.17763.7136
Windows Server 2022 10.0 10.0.20348.0 → < 10.0.20348.3453 10.0.20348.3453
Windows 10 Version 21H2 10.0 10.0.19044.0 → < 10.0.19044.5737 10.0.19044.5737
Windows 11 version 22H2 10.0 10.0.22621.0 → < 10.0.22621.5189 10.0.22621.5189
Windows 10 Version 22H2 10.0 10.0.19045.0 → < 10.0.19045.5737 10.0.19045.5737
Windows Server 2025 (Server Core installation) 10.0 10.0.26100.0 → < 10.0.26100.3775 10.0.26100.3775
Windows 11 version 22H3 10.0 10.0.22631.0 → < 10.0.22631.5189 10.0.22631.5189
Show the 17 other branches
Product Affected versions Fixed in
Windows 11 Version 23H2 10.0 10.0.22631.0 → < 10.0.22631.5189 10.0.22631.5189
Windows Server 2022, 23H2 Edition (Server Core installation) 10.0 10.0.25398.0 → < 10.0.25398.1551 10.0.25398.1551
Windows 11 Version 24H2 10.0 10.0.26100.0 → < 10.0.26100.3775 10.0.26100.3775
Windows Server 2025 10.0 10.0.26100.0 → < 10.0.26100.3775 10.0.26100.3775
Windows 10 Version 1507 10.0 10.0.10240.0 → < 10.0.10240.20978 10.0.10240.20978
Windows 10 Version 1607 10.0 10.0.14393.0 → < 10.0.14393.7969 10.0.14393.7969
Windows Server 2016 10.0 10.0.14393.0 → < 10.0.14393.7969 10.0.14393.7969
Windows Server 2016 (Server Core installation) 10.0 10.0.14393.0 → < 10.0.14393.7969 10.0.14393.7969
Windows Server 2008 Service Pack 2 6.0 6.0.6003.0 → < 6.0.6003.23220 6.0.6003.23220
Windows Server 2008 Service Pack 2 (Server Core installation) 6.0 6.0.6003.0 → < 6.0.6003.23220 6.0.6003.23220
Windows Server 2008 Service Pack 2 6.0 6.0.6003.0 → < 6.0.6003.23220 6.0.6003.23220
Windows Server 2008 R2 Service Pack 1 6.1 6.1.7601.0 → < 6.1.7601.27670 6.1.7601.27670
Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1 6.1.7601.0 → < 6.1.7601.27670 6.1.7601.27670
Windows Server 2012 6.2 6.2.9200.0 → < 6.2.9200.25423 6.2.9200.25423
Windows Server 2012 (Server Core installation) 6.2 6.2.9200.0 → < 6.2.9200.25423 6.2.9200.25423
Windows Server 2012 R2 6.3 6.3.9600.0 → < 6.3.9600.22523 6.3.9600.22523
Windows Server 2012 R2 (Server Core installation) 6.3 6.3.9600.0 → < 6.3.9600.22523 6.3.9600.22523

References

Timeline

  1. Published
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