CVE-2026-61366

Microsoft · Published August 11, 2026

7.0

CVSS v3.1

HIGH

Patch availableGet patch

Description

Windows Network Connection Broker Elevation of Privilege Vulnerability. Double free in Windows Network Connection Broker allows an authorized attacker to elevate privileges locally.

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