CVE-2025-32701

HIGH
2025-05-13 [email protected]
7.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 18:41 vuln.today
Added to CISA KEV
Oct 27, 2025 - 17:13 cisa
CISA KEV
CVE Published
May 13, 2025 - 17:16 nvd
HIGH 7.8

Tags

Use After Free Memory Corruption Microsoft Denial Of Service Windows 10 1507 Windows 10 1607 Windows 10 1809 Windows 10 21h2 Windows 10 22h2 Windows 11 22h2 Windows 11 23h2 Windows 11 24h2 Windows Server 2008 Windows Server 2012 Windows Server 2016 Windows Server 2019 Windows Server 2022 Windows Server 2022 23h2 Windows Server 2025 Windows

Description

Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

Analysis

Windows Common Log File System Driver contains another use-after-free for local privilege escalation, the latest in a series of CLFS kernel vulnerabilities exploited throughout 2023-2025.

Technical Context

The CWE-416 use-after-free in clfs.sys provides kernel-mode code execution through manipulation of log file structures.

Affected Products

['Microsoft Windows (CLFS Driver)']

Remediation

Apply security updates. Monitor for CLFS exploitation patterns.

Priority Score

91
Low Medium High Critical
KEV: +50
EPSS: +2.1
CVSS: +39
POC: 0

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CVE-2025-32701 vulnerability details – vuln.today
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