CVE-2026-29167

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

Published Jun 8, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4629-1 apache2 security update
Ubuntu USN Ubuntu USN USN-8516-1 Apache HTTP Server vulnerabilities
Ubuntu USN Ubuntu USN USN-8589-1 Apache HTTP Server vulnerabilities
History
Type Values Removed Values Added
CPEs cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Apache
Apache http Server
Vendors & Products Apache
Apache http Server
Type Values Removed Values Added
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.
Title Apache HTTP Server: mod_ldap per-dir use-after-free
Weaknesses CWE-416
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Jun 9, 2026, 12:31 PM
Reserved
Mar 4, 2026, 11:47 AM
Status
Analyzed
Published
Jun 8, 2026, 4:16 PM
Modified
Jul 23, 2026, 7:10 AM