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Severity by source

NVD PRIMARY
7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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
Feb 13, 2026 - 21:37 cisa
CISA KEV
CVE Published
May 13, 2025 - 17:16 nvd
HIGH 7.8

DescriptionCVE.org

Null pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

AnalysisAI

Windows Ancillary Function Driver for WinSock contains a use-after-free enabling local privilege escalation through a null pointer dereference, exploited in May 2025.

Technical ContextAI

The CWE-416 vulnerability in afd.sys causes a null pointer dereference condition that can be exploited for privilege escalation through controlled kernel memory access patterns.

RemediationAI

Apply May 2025 security updates.

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CVE-2025-32709 vulnerability details – vuln.today

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