CVE-2026-69991

Microsoft · Published October 13, 2026

7.5

CVSS v3.1

HIGH

Patch availableGet patch

Description

Remote Desktop Client Remote Code Execution Vulnerability. Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

Affected Products

Windows 11 Version 26H2 for ARM64-based Systems
Windows 11 Version 26H2 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C