CVE-2026-58543: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 11 Version 24H2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver allows an authorized attacker to elevate privileges with a physical attack.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-58543) involves a race condition in the Windows USB Print Driver component of Windows 11 Version 24H2 (build 10.0.26100.0). The flaw arises from improper synchronization during concurrent execution using a shared resource, which can be exploited by an authorized attacker with physical access to elevate privileges. Microsoft has published an official fix to address this issue.
Potential Impact
Successful exploitation allows an authorized attacker with physical access to the affected system to elevate their privileges, potentially gaining higher-level access than intended. The vulnerability affects confidentiality, integrity, and availability as indicated by the CVSS vector (C:H/I:H/A:H). 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-2026-58543 to remediate this vulnerability.
CVE-2026-58543: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 11 Version 24H2
Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver allows an authorized attacker to elevate privileges with a physical attack.
CVSS v3.1
Score 6.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-58543) involves a race condition in the Windows USB Print Driver component of Windows 11 Version 24H2 (build 10.0.26100.0). The flaw arises from improper synchronization during concurrent execution using a shared resource, which can be exploited by an authorized attacker with physical access to elevate privileges. Microsoft has published an official fix to address this issue.
Potential Impact
Successful exploitation allows an authorized attacker with physical access to the affected system to elevate their privileges, potentially gaining higher-level access than intended. The vulnerability affects confidentiality, integrity, and availability as indicated by the CVSS vector (C:H/I:H/A:H). 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-2026-58543 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-01T04:33:41.870Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58543","vendor":"Microsoft"}]
Threat ID: 6a5676c268715ace43f0b195
Added to database: 07/14/2026, 17:49:54 UTC
Last enriched: 08/13/2026, 16:04:07 UTC
Last updated: 08/26/2026, 11:03:42 UTC
Views: 73
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