CVE-2026-32091 — Race Condition in Microsoft Windows 10 Version 1607

CWE-362 — Race ConditionCWE-416 — Use After Free4 documents4 sources
Severity
8.4HIGHNVD
EPSS
0.0%
top 87.92%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
13
Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809Microsoft Windows 10 Version 21h2+10 more
Timeline
PublishedApr 14

Description

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

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.5 | Impact: 5.9

Affected Packages13 packages

▶CVEListV5microsoft/windows_server_201610.0.14393.0 — 10.0.14393.9060
▶CVEListV5microsoft/windows_server_201910.0.17763.0 — 10.0.17763.8644
▶CVEListV5microsoft/windows_server_202210.0.20348.0 — 10.0.20348.5020
▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.32690
▶CVEListV5microsoft/windows_10_version_160710.0.14393.0 — 10.0.14393.9060

🔴Vulnerability Details

3
VulDB
Microsoft Windows up to Server 2025 Brokering File System race condition↗2026-04-14
▶
CVEList
Microsoft Brokering File System Elevation of Privilege Vulnerability↗2026-04-14
▶
GHSA
GHSA-7cvg-qpvm-qwgv: Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Brokering File System allows an unauthorized↗2026-04-14
▶
CVE-2026-32091 — Race Condition in Microsoft | cvebase