CVE-2025-21315

HIGH

Windows 11 24H2 and Windows Server 2022 23H2 and 2025 - Elevation of Privilege via Brokering File System Use-After-Free

Title source: llm
STIX 2.1

Description

Microsoft Brokering File System Elevation of Privilege Vulnerability

References (1)

Core 1
Core References
Patch, Vendor Advisory vendor-advisory patch
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21315

Scores

CVSS v3 7.8
EPSS 0.0063
EPSS Percentile 46.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (7)
Microsoft/Windows 11 Version 24H2 10.0.26100.0 - 10.0.26100.2894
Microsoft/Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 - 10.0.25398.1369
Microsoft/Windows Server 2025 10.0.26100.0 - 10.0.26100.2894
Microsoft/Windows Server 2025 (Server Core installation) 10.0.26100.0 - 10.0.26100.2894
microsoft/windows_11_24h2 < 10.0.26100.2894
microsoft/windows_server_2022_23h2 < 10.0.25398.1369
microsoft/windows_server_2025 < 10.0.26100.2894
Published Jan 14, 2025
Tracked Since Feb 18, 2026