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 enables an authorized local attacker with low privileges to escalate their privileges. The vulnerability does not require user interaction and affects confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this race condition to elevate their privileges on the affected Windows 11 system. This could lead to full system compromise, affecting confidentiality, integrity, and availability of the system. There are no known exploits in the wild at this time.
Mitigation Recommendations
Microsoft has released an official patch to fix this vulnerability. It is strongly recommended to apply the update available from the Microsoft Security Response Center at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25184 to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
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.
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 enables an authorized local attacker with low privileges to escalate their privileges. The vulnerability does not require user interaction and affects confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this race condition to elevate their privileges on the affected Windows 11 system. This could lead to full system compromise, affecting confidentiality, integrity, and availability of the system. There are no known exploits in the wild at this time.
Mitigation Recommendations
Microsoft has released an official patch to fix this vulnerability. It is strongly recommended to apply the update available from the Microsoft Security Response Center at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25184 to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
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: 4/14/2026, 5:32:06 PM
Last enriched: 4/14/2026, 7:18:35 PM
Last updated: 4/15/2026, 6:07:40 AM
Views: 3
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