CVE-2026-29167

Apache HTTP Server: mod_ldap per-dir use-after-free

State: Published
Severity: 9.8 Critical
Published: Jun 8, 2026
Updated: Jun 9, 2026
Reserved: Mar 4, 2026

Description

Use After Free vulnerability in Apache HTTP Server with mod_ldap in per-directory configuration

This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

Users are recommended to upgrade to version 2.4.68, which fixes the issue.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-416 Use After Free

Affected Products

Product	Versions
Apache HTTP ServerApache Software Foundation	2.4.0 through 2.4.67Affected

References

https://httpd.apache.org/security/vulnerabilities_24.htmlvendor-advisory
http://www.openwall.com/lists/oss-security/2026/06/08/4
http://www.openwall.com/lists/oss-security/2026/06/09/1

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