CVE-2026-48572: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 11 version 23H2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows App Installer allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-48572) involves a race condition (CWE-362) in the Windows App Installer on Windows 11 version 23H2 (build 10.0.22631.0). Due to improper synchronization when accessing shared resources concurrently, an authorized local attacker can exploit this flaw to elevate their privileges on the affected system. The issue is addressed by an official patch released by Microsoft.
Potential Impact
Successful exploitation allows an authorized local attacker to gain elevated privileges, potentially leading to full system compromise. The vulnerability affects confidentiality, integrity, and availability (all rated high impact in the CVSS vector). There are no known exploits in the wild at this time.
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
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows App Installer allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-48572) involves a race condition (CWE-362) in the Windows App Installer on Windows 11 version 23H2 (build 10.0.22631.0). Due to improper synchronization when accessing shared resources concurrently, an authorized local attacker can exploit this flaw to elevate their privileges on the affected system. The issue is addressed by an official patch released by Microsoft.
Potential Impact
Successful exploitation allows an authorized local attacker to gain elevated privileges, potentially leading to full system compromise. The vulnerability affects confidentiality, integrity, and availability (all rated high impact in the CVSS vector). There are no known exploits in the wild at this time.
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: 08/13/2026, 14:18:59 UTC
Last updated: 08/27/2026, 22:52:12 UTC
Views: 49
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.