CVE-2026-25184

HIGH

Applocker Filter Driver (applockerfltr.sys) Elevation of Privilege Vulnerability

Title source: cna
STIX 2.1

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.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
Applocker Filter Driver (applockerfltr.sys) Elevation of Privilege Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25184

Scores

CVSS v3 7.0
EPSS 0.0018
EPSS Percentile 8.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-362
Status published
Products (15)
Microsoft/Windows 11 version 22H3 10.0.22631.0 - 10.0.22631.6936
Microsoft/Windows 11 Version 23H2 10.0.22631.0 - 10.0.22631.6936
Microsoft/Windows 11 Version 24H2 10.0.26100.0 - 10.0.26100.32690
Microsoft/Windows 11 Version 24H2 10.0.26100.0 - 10.0.26100.8246
Microsoft/Windows 11 Version 25H2 10.0.26200.0 - 10.0.26200.8246
Microsoft/Windows 11 version 26H1 10.0.28000.0 - 10.0.28000.1836
Microsoft/Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 - 10.0.25398.2274
Microsoft/Windows Server 2025 10.0.26100.0 - 10.0.26100.32690
Microsoft/Windows Server 2025 (Server Core installation) 10.0.26100.0 - 10.0.26100.32690
microsoft/windows_11_23h2 < 10.0.22631.6936 (2 CPE variants)
... and 5 more
Published Apr 14, 2026
Tracked Since Apr 14, 2026