PT-2026-58497 · Microsoft · Windows 11

Published 2026-07-14 · Updated 2026-07-15 · CVE-2026-50676

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Windows 11 (affected versions not specified)

Description A race condition occurs in Windows Media when shared resources are executed concurrently without proper synchronization. This flaw allows an authorized attacker to elevate their privileges locally to administrative levels.

Recommendations Install update KB5101650.

Fix

Use After Free

Race Condition

Weakness Enumeration

CWE-416

CWE-362

Related Identifiers

CVE-2026-50676

Affected Products

Windows 11

References · 5

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50676 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-50676 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50676 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-50676 · Security Note
• https://twitter.com/windowsforum/status/2077391566834995260 · Twitter Post