CVE-2026-25184: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 11 version 22H3
Concurrent execution using shared resource with improper synchronization ('race condition') in Applocker Filter Driver (applockerfltr.sys) allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability involves a race condition (CWE-362) in the Applocker Filter Driver component of Windows 11 version 22H3 (build 10.0.22631.0). Improper synchronization during concurrent execution of shared resources can be exploited by an authorized local attacker to gain elevated privileges. Microsoft has published an official fix for this issue, mitigating the risk of privilege escalation.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate their privileges on the affected system, potentially leading to full system compromise. 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 by Microsoft for Windows 11 version 22H3 (build 10.0.22631.0) as soon as possible to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25184 for detailed patch information and installation instructions.
CVE-2026-25184: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 11 version 22H3
Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Applocker Filter Driver (applockerfltr.sys) 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 involves a race condition (CWE-362) in the Applocker Filter Driver component of Windows 11 version 22H3 (build 10.0.22631.0). Improper synchronization during concurrent execution of shared resources can be exploited by an authorized local attacker to gain elevated privileges. Microsoft has published an official fix for this issue, mitigating the risk of privilege escalation.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate their privileges on the affected system, potentially leading to full system compromise. 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 by Microsoft for Windows 11 version 22H3 (build 10.0.22631.0) as soon as possible to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25184 for detailed patch information and installation instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-01-29T18:36:49.696Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25184","vendor":"Microsoft"}]
Threat ID: 69de7a1682d89c981fd6a621
Added to database: 04/14/2026, 17:32:06 UTC
Last enriched: 06/19/2026, 16:57:39 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 97
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