CVE-2025-62469

Microsoft Brokering File System Elevation of Privilege Vulnerability

State: Published
Severity: 7.0 High
Published: Dec 9, 2025
Updated: Apr 16, 2026
Reserved: Oct 14, 2025

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

Scores

CVSS	Score	Vector	Source
3.1	7.0 High	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-415 Double Free

Affected Products

Product	Versions
Windows 11 Version 24H2Microsoft	10.0.26100.0 to before 10.0.26100.7462Affected
Windows 11 Version 25H2Microsoft	10.0.26200.0 to before 10.0.26200.7462Affected
Windows Server 2025Microsoft	10.0.26100.0 to before 10.0.26100.7462Affected
Windows Server 2025 (Server Core installation)Microsoft	10.0.26100.0 to before 10.0.26100.7462Affected

References

Microsoft Brokering File System Elevation of Privilege Vulnerabilityvendor-advisorypatch

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