CVE-2025-32706highunder attackCWE-20

CVE-2025-32706: high-severity vulnerability in Microsoft Windows 10 Version 1507

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Published · Updated

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51Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA.

ssvc Actcvss 7.8epss 2.3%
from disclosure to weapon
Published on NVDMay 13
CISA KEVMay 13
Action required by CISAfederal deadline: 2025-06-03

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

In short

A flaw in Windows' log file system driver allows someone with user access to gain administrative privileges on the computer. This happens because the driver doesn't properly check the data it receives.

Technical detail

Improper input validation in the Windows Common Log File System Driver (CLFS) permits an authenticated local attacker to achieve privilege escalation through crafted input. The vulnerability requires local access and valid user credentials; successful exploitation grants elevated (administrative) privileges.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

Improper input validation in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C