CVE-2025-48004

EUVD-2025-34430
Use after free in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.4 HIGH
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
microsoftCNA
7.4 HIGH
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 26%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_11_22h2
𝑥
< 10.0.22621.6060
microsoftwindows_11_23h2
𝑥
≤ 10.0.22631.6060
microsoftwindows_11_24h2
𝑥
< 10.0.26100.6899
microsoftwindows_11_25h2
𝑥
< 10.0.26200.6899
microsoftwindows_server_2022_23h2
𝑥
< 10.0.25398.1913
microsoftwindows_server_2025
𝑥
≤ 10.0.26100.6899
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 11
22H2 (arm64, x64)
KB5066793
23H2 (arm64, x64)
KB5066793
24H2 (arm64, x64)
KB5066835
25H2 (arm64, x64)
KB5066835
Windows Server 2022
23H2 Server Core
KB5066780
Windows Server 2025
Server Core
KB5066835
Standard
KB5066835
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-48004