CVE-2025-59189

Microsoft Brokering File System Elevation of Privilege Vulnerability

Published Oct 14, 2025 CVSS 3.1 · 7.4 High EPSS < 1% KEV · Not listed
Description
Use after free in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Microsoft windows 11 24h2
Microsoft windows 11 2h2
CPEs cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_2H2:*:*:*:*:*:*:x64:*
Vendors & Products Microsoft windows 11 24h2
Microsoft windows 11 2h2
Type Values Removed Values Added
First Time appeared Microsoft windows 11 24h2
Microsoft windows 11 25h2
CPEs cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
Vendors & Products Microsoft windows 11 24h2
Microsoft windows 11 25h2
Type Values Removed Values Added
First Time appeared Microsoft
Microsoft windows
Microsoft windows 11
Microsoft windows Server
Microsoft windows Server 2025
Vendors & Products Microsoft
Microsoft windows
Microsoft windows 11
Microsoft windows Server
Microsoft windows Server 2025
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Use after free in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.
Title Microsoft Brokering File System Elevation of Privilege Vulnerability
Weaknesses CWE-416
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Feb 22, 2026, 5:25 PM
Reserved
Sep 10, 2025, 11:00 PM
Status
Analyzed
Published
Oct 14, 2025, 5:15 PM
Modified
Oct 18, 2026, 9:10 PM