CVE-2026-73637

HighCVSS 7.3/10Last modified Oct 5, 2026

Description

Use after free in mod_auth_digest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifetime is set to 0.

Users are recommended to upgrade to version 2.4.69, which fixes this issue.

Metrics

CVSS 3.1 7.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published: Oct 1, 2026
Last modified: Oct 5, 2026
NVD status: Analyzed

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