CVE-2026-26181
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
Published Apr 14, 2026 · updated Oct 14, 2026 · microsoft windows 11 23h2
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
Timeline
Detection, updates, and resolution for this record.
Apr 14, 2026 · NIST NVD
Detected
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
Oct 14, 2026 · NIST NVD
Updated
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
Affected
- cpe microsoft/windows 11 23h2version unspecified
- cpe microsoft/windows 11 24h2version unspecified
- cpe microsoft/windows 11 25h2version unspecified
- cpe microsoft/windows 11 26h1version unspecified
Sources
- CVE.orgCVE-2026-26181
Official CVE identifier
cve.org - FIRST EPSSCVE-2026-26181
30-day exploitation probability 0.3%
first.org - NIST NVDCVE-2026-26181
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
nvd.nist.gov