CVE-2026-48572: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 11 version 23H2
CVE-2026-48572 is a race condition vulnerability in the Windows App Installer component of Microsoft Windows 11 version 23H2. It allows an authorized local attacker to elevate privileges due to improper synchronization when concurrently accessing shared resources. The vulnerability has a high severity rating with a CVSS score of 7. An official fix is available from Microsoft.
AI Analysis
Technical Summary
This vulnerability involves a race condition (CWE-362) in the Windows App Installer on Windows 11 version 23H2 (build 10.0.22631.0). Improper synchronization during concurrent execution of shared resources can be exploited by an authorized local attacker to elevate privileges. The issue is recognized by Microsoft and has an official patch available. The CVSS 3.1 vector indicates the attack requires local access with high attack complexity and low privileges but no user interaction, impacting confidentiality, integrity, and availability with high severity.
Potential Impact
An authorized local attacker can exploit this race condition to elevate their privileges on the affected system, potentially gaining higher-level access than intended. This can lead to full compromise of system confidentiality, integrity, and availability as indicated by the CVSS score.
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-2026-48572 to remediate this vulnerability.
CVE-2026-48572: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 11 version 23H2
Description
CVE-2026-48572 is a race condition vulnerability in the Windows App Installer component of Microsoft Windows 11 version 23H2. It allows an authorized local attacker to elevate privileges due to improper synchronization when concurrently accessing shared resources. The vulnerability has a high severity rating with a CVSS score of 7. An official fix is available from Microsoft.
CVSS v3.1
Score 7.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a race condition (CWE-362) in the Windows App Installer on Windows 11 version 23H2 (build 10.0.22631.0). Improper synchronization during concurrent execution of shared resources can be exploited by an authorized local attacker to elevate privileges. The issue is recognized by Microsoft and has an official patch available. The CVSS 3.1 vector indicates the attack requires local access with high attack complexity and low privileges but no user interaction, impacting confidentiality, integrity, and availability with high severity.
Potential Impact
An authorized local attacker can exploit this race condition to elevate their privileges on the affected system, potentially gaining higher-level access than intended. This can lead to full compromise of system confidentiality, integrity, and availability as indicated by the CVSS score.
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-2026-48572 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-21T20:00:35.245Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48572","vendor":"Microsoft"}]
Threat ID: 6a566f6868715ace43e6b356
Added to database: 07/14/2026, 17:18:32 UTC
Last enriched: 07/15/2026, 02:02:46 UTC
Last updated: 07/15/2026, 02:02:46 UTC
Views: 2
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