CVE-2026-50342: CWE-284: Improper Access Control in Microsoft Windows 11 Version 24H2
CVE-2026-50342 is a high-severity vulnerability in Microsoft Windows 11 Version 24H2 involving improper access control in the Windows MIDI Service Module. This flaw allows an authorized local attacker to elevate privileges, potentially gaining higher system rights. An official fix is available from Microsoft to address this issue.
AI Analysis
Technical Summary
CVE-2026-50342 is an improper access control vulnerability (CWE-284) in the Windows MIDI Service Module of Windows 11 Version 24H2 (build 10.0.26100.0). It enables an authorized local attacker to elevate privileges, impacting confidentiality, integrity, and availability with a CVSS 3.1 base score of 8.8. The vulnerability has been officially fixed by Microsoft, as indicated by the remediation level and vendor advisory.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate privileges on the affected system, potentially gaining full control over the system. This impacts confidentiality, integrity, and availability of the system resources.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50342 to remediate this vulnerability.
CVE-2026-50342: CWE-284: Improper Access Control in Microsoft Windows 11 Version 24H2
Description
CVE-2026-50342 is a high-severity vulnerability in Microsoft Windows 11 Version 24H2 involving improper access control in the Windows MIDI Service Module. This flaw allows an authorized local attacker to elevate privileges, potentially gaining higher system rights. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 8.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-50342 is an improper access control vulnerability (CWE-284) in the Windows MIDI Service Module of Windows 11 Version 24H2 (build 10.0.26100.0). It enables an authorized local attacker to elevate privileges, impacting confidentiality, integrity, and availability with a CVSS 3.1 base score of 8.8. The vulnerability has been officially fixed by Microsoft, as indicated by the remediation level and vendor advisory.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate privileges on the affected system, potentially gaining full control over the system. This impacts confidentiality, integrity, and availability of the system resources.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50342 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:15:10.952Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50342","vendor":"Microsoft"}]
Threat ID: 6a566f7668715ace43e6b8fc
Added to database: 07/14/2026, 17:18:46 UTC
Last enriched: 07/15/2026, 01:18:57 UTC
Last updated: 07/15/2026, 01:18:57 UTC
Views: 4
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