MSRC compact vulnerability detail

CVE-2025-59189 · Microsoft Brokering File System Elevation of Privilege Vulnerability

Use after free in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.

Severity
Important
Impact
Elevation of Privilege
CVSS
7.4 base · 6.4 temporal
Release
2025-10-14
Signals
Microsoft Brokering File System Elevation of Privilege Exploited: No Publicly disclosed: No Exploitability: Exploitation Unlikely
CWE
Patch Diff
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Resolved binary override
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Description
Use after free in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.
FAQ / Articles
FAQ
According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability? Successful exploitation of this vulnerability requires an attacker to have a deep understanding of the system. Successful exploitation is not guaranteed and depends on a combination of factors that might include the environment, system configuration, and the presence of additional security measures.
Microsoft Brokering File System Elevation of Privilege Vulnerability
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
Microsoft Brokering File System Elevation of Privilege Vulnerability
Use after free in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.
FAQ
What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.