CVE-2026-59134

Microsoft · Published August 11, 2026

7.5

CVSS v3.1

HIGH

Patch availableGet patch

Description

Remote Desktop Client Remote Code Execution Vulnerability. Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

Affected Products

Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems
Windows Server 2019
Windows Server 2019 (Server Core installation)

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