CVE-2026-54125: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1809
CVE-2026-54125 is a race condition vulnerability in Windows Runtime on Microsoft Windows 10 Version 1809 that allows an authorized local attacker to elevate privileges. The issue arises from improper synchronization during concurrent execution using a shared resource. This vulnerability has a high severity rating and has an official patch available from Microsoft.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-54125) involves a race condition (CWE-362) in the Windows Runtime component of Microsoft Windows 10 Version 1809 (build 10.0.17763.0). An authorized attacker with local access can exploit improper synchronization of shared resources to elevate privileges. The vulnerability has a CVSS 3.1 base score of 7.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher-level access to the affected system. This can lead to full system compromise depending on the privileges gained. The vulnerability affects confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official patch is available from Microsoft to remediate this vulnerability. It is recommended to apply the update provided in the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54125 to mitigate the risk. No additional mitigation steps are specified by the vendor.
CVE-2026-54125: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1809
Description
CVE-2026-54125 is a race condition vulnerability in Windows Runtime on Microsoft Windows 10 Version 1809 that allows an authorized local attacker to elevate privileges. The issue arises from improper synchronization during concurrent execution using a shared resource. This vulnerability has a high severity rating and has an official patch available from Microsoft.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-54125) involves a race condition (CWE-362) in the Windows Runtime component of Microsoft Windows 10 Version 1809 (build 10.0.17763.0). An authorized attacker with local access can exploit improper synchronization of shared resources to elevate privileges. The vulnerability has a CVSS 3.1 base score of 7.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher-level access to the affected system. This can lead to full system compromise depending on the privileges gained. The vulnerability affects confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official patch is available from Microsoft to remediate this vulnerability. It is recommended to apply the update provided in the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54125 to mitigate the risk. No additional mitigation steps are specified by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-11T20:33:37.836Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54125","vendor":"Microsoft"}]
Threat ID: 6a5676ad68715ace43f097d3
Added to database: 07/14/2026, 17:49:33 UTC
Last enriched: 07/14/2026, 20:04:23 UTC
Last updated: 07/15/2026, 02:27:36 UTC
Views: 7
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