VULNERABILITY INTELLIGENCE

CVE-2026-70342

CVSS score8.1 HIGH
EPSS probability0.71%
CISA KEVNot currently listed
Published2026-09-08
Last modified2026-09-24
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Use after free in Windows Ancillary Function Driver for WinSock allows an unauthorized attacker to elevate privileges over a network.

Weakness classification

  • secure@microsoft.com: CWE-416

Primary references