CVE-2026-70342

HighCVSS 8.1/10Last modified Sep 24, 2026

Description

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

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published
Sep 8, 2026
Last modified
Sep 24, 2026
NVD status
Analyzed

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CVE-2026-70342: High severity, CVSS 8.1 | Vulnix