CVE-2026-80074

Microsoft · Published September 8, 2026

8.8

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

Remote Desktop client for Windows Desktop

CVSS Vector

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