High MSRC-CVE-2026-50342 1 CVE

Windows MIDI Service Module Elevation of Privileges Vulnerability

Published Jul 14, 2026 · Updated Aug 13, 2026 · Revision 3

Vendor: Microsoft

Summary

Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

Security updates
10.0.26200.8875 — https://support.microsoft.com/help/5101650
10.0.28000.2525 — https://support.microsoft.com/help/5101649

Vulnerabilities 1

High 8.8

CVE-2026-50342

Windows MIDI Service Module Elevation of Privileges Vulnerability

Improper access control in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.

Microsoft Windows 11 Version 24H2 Windows 11 Version 25H2 Windows 11 version 26H1 Windows

Jul 14, 2026

Revision history

2026-08-13 #3
Acknowledgement Updated
2026-08-12 #2
Updated an acknowledgement. This is an informational change only.
2026-07-14 #1
Information published.

References

CVE-2026-50342 Windows MIDI Service Module Elevation of Privileges Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50342
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss