CVE-2026-50342: Windows MIDI Service Module Elevation of Privileges Vulnerability

Published Jul 14, 2026
·
Updated

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

Other sources

Windows MIDI Service Module Elevation of Privileges Vulnerability

Microsoft

Affected Software

12 affected componentsFixes available
Microsoft Windows 11=26H1
10.0.28000.2525
Microsoft Windows 11=24H2
10.0.26100.8875
Microsoft Windows 11=24H2
10.0.26100.8875
Microsoft Windows 11 24h2<10.0.26100.8875
Microsoft Windows 11 24h2<10.0.26100.8875
Microsoft Windows 11 25h2<10.0.26200.8875
Microsoft Windows 11 25h2<10.0.26200.8875
Microsoft Windows 11 26h1<10.0.28000.2269
Microsoft Windows 11 26h1<10.0.28000.2525
Microsoft Windows 11=25H2
10.0.26200.8875
Microsoft Windows 11=26H1
10.0.28000.2525
Microsoft Windows 11=25H2
10.0.26200.8875

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.28000.2525Patch KB5101649
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.26100.8875Patch KB5101650
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.26200.8875Patch KB5101650

Event History

Jul 14, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:06 PM
Data Sourced
via MITRE·05:06 PM
DescriptionSeverity
Data Sourced
via NVD·05:17 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is CVE-2026-50342?

CVE-2026-50342 is a high-severity vulnerability in the Windows MIDI Service Module that allows an authorized attacker to elevate privileges locally.

2

What is the severity of CVE-2026-50342?

CVE-2026-50342 has a severity rating of 8.8, indicating a high risk to affected systems.

3

How do I fix CVE-2026-50342?

To fix CVE-2026-50342, apply the latest security updates provided by Microsoft for Windows 11.

4

Who is affected by CVE-2026-50342?

CVE-2026-50342 affects users of Microsoft Windows 11 who have the MIDI Service Module enabled.

5

What can an attacker do with CVE-2026-50342?

An attacker exploiting CVE-2026-50342 can gain elevated privileges on the system, potentially compromising security.

Contact

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