CVE-2026-45603

HighCVSS 7.0/10Last modified Jul 23, 2026

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.0/10CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-362CWE-416

Affected software

No affected versions have been published.

Timeline

Published
Jun 9, 2026
Last modified
Jul 23, 2026
NVD status
Modified

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CVE-2026-45603: High severity, CVSS 7.0 | Vulnix