Windows 11 24h2
CVE-2026-25167
HIGH
Severity by source
AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionCVE.org
Use after free in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.
AnalysisAI
Privilege escalation in Microsoft's Brokering File System on Windows 11 (24h2 and 25h2) stems from a use-after-free vulnerability that allows local attackers to gain elevated system privileges. An attacker with local access can exploit memory corruption to execute arbitrary code with higher privileges, potentially compromising system integrity. No patch is currently available for this vulnerability.
Technical ContextAI
Classified as CWE-416 (Use After Free). Use after free in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.
RemediationAI
Monitor vendor advisories for a patch.
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Same weakness CWE-416 – Use After Free
View allSame technique Use After Free
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External POC / Exploit Code
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