VULNERABILITY INTELLIGENCE

CVE-2026-78523

CVSS score5.9 MEDIUM
EPSS probability0.98%
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:N/I:N/A:H

Description

Use after free in Windows DNS allows an unauthorized attacker to deny service over a network.

Weakness classification

  • secure@microsoft.com: CWE-416

Primary references