cve 2026 50361

The cve 2026 50361 tag covers Microsoft’s high-severity elevation-of-privilege vulnerability in the Brokering File System. The issue affects Windows 11 24H2, Windows 11 25H2, selected Windows 11 26H1 devices, and Windows Server 2025. An authenticated local attacker with existing low-level privileges could exploit the flaw without user interaction and potentially gain full control of an affected system. Microsoft assigned the vulnerability a CVSS 3.1 score of 7.8 and addressed it in security update KB5101650. This tag archive follows the vulnerability’s affected Windows versions, Microsoft’s security assessment, and the recommended response of installing the applicable update.