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CVE PROGRAM SOURCE RECORD8.1 High

CVE-2026-69732

Windows Link Layer Topology Discovery Protocol Remote Code Execution Vulnerability

Description

Heap-based buffer overflow in Windows Link Layer Topology Discovery Protocol allows an unauthorized attacker to execute code over a network.

Affected products

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

Microsoft Windows 10 Version 1607

  • 10.0.14393.0 to < 10.0.14393.9512affected

Microsoft Windows 10 Version 1809

  • 10.0.17763.0 to < 10.0.17763.9245affected

Microsoft Windows 10 Version 21H2

  • 10.0.19044.0 to < 10.0.19044.7725affected

Microsoft Windows 10 Version 22H2

  • 10.0.19045.0 to < 10.0.19045.7725affected

Microsoft Windows 11 version 23H2

  • 10.0.22631.0 to < 10.0.22631.7582affected

Microsoft Windows 11 Version 23H2

  • 10.0.22631.0 to < 10.0.22631.7582affected

Microsoft Windows 11 Version 24H2

  • 10.0.26100.0 to < 10.0.26100.9445affected

Microsoft Windows 11 Version 25H2

  • 10.0.26200.0 to < 10.0.26200.9445affected

Microsoft Windows 11 version 26H1

  • 10.0.28000.0 to < 10.0.28000.2954affected

Microsoft Windows Server 2012

  • 6.2.9200.0 to < 6.2.9200.26349affected

Microsoft Windows Server 2012 (Server Core installation)

  • 6.2.9200.0 to < 6.2.9200.26349affected

Microsoft Windows Server 2012 R2

  • 6.3.9600.0 to < 6.3.9600.23398affected

Microsoft Windows Server 2012 R2 (Server Core installation)

  • 6.3.9600.0 to < 6.3.9600.23398affected

Microsoft Windows Server 2016

  • 10.0.14393.0 to < 10.0.14393.9512affected

Microsoft Windows Server 2016 (Server Core installation)

  • 10.0.14393.0 to < 10.0.14393.9512affected

Microsoft Windows Server 2019

  • 10.0.17763.0 to < 10.0.17763.9245affected

Microsoft Windows Server 2019 (Server Core installation)

  • 10.0.17763.0 to < 10.0.17763.9245affected

Microsoft Windows Server 2022

  • 10.0.20348.0 to < 10.0.20348.5622affected

Microsoft Windows Server 2025

  • 10.0.26100.0 to < 10.0.26100.33438affected

Microsoft Windows Server 2025 (Server Core installation)

  • 10.0.26100.0 to < 10.0.26100.33438affected

References