CVE-2026-21243

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

No affected versions have been published.

Timeline

Published
Feb 10, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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