CVE-2025-32706 vulnerability in Microsoft Products
Published on May 13, 2025

Improper input validation in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

Vendor Advisory NVD

Known Exploited Vulnerability

This Microsoft Windows Common Log File System (CLFS) Driver Heap-Based Buffer Overflow Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Microsoft Windows Common Log File System (CLFS) Driver contains a heap-based buffer overflow vulnerability that allows an authorized attacker to elevate privileges locally.

The following remediation steps are recommended / required by June 3, 2025: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Vulnerability Analysis

CVE-2025-32706 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. It has an exploitability score of 1.8 out of four. The potential impact of an exploit of this vulnerability is considered to be very high.

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Products Associated with CVE-2025-32706

You can be notified by stack.watch whenever vulnerabilities like CVE-2025-32706 are published in these products:

Microsoft Windows Server 2008

Microsoft Windows Server 2012

Microsoft Windows 10

Microsoft Windows 11

Microsoft Windows 11 23h2

Microsoft Windows 11 24h2

Microsoft Windows Server 2016

Microsoft Windows Server 2019

Microsoft Windows Server 2022

Microsoft Windows Server 2022 23h2

Microsoft Windows Server 2025

Microsoft Windows 10 1507

What versions are vulnerable to CVE-2025-32706?