CVE-2025-32709

7.8 HIGH CISA KEV - Actively Exploited

Published: May 13, 2025 Modified: October 27, 2025

Description

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Patch Vendor Advisory Exploit Third Party Advisory

Source: secure@microsoft.com

Vendor Advisory

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

US Government Resource

2 reference(s) from NVD

CVSS v3 Score

7.8 / 10.0

EPSS (Exploit Probability)

1.1%

78th percentile

Exploitation Status

Actively Exploited

Remediation due: 2025-06-03

CWE-416

microsoft