mod_userdir+suexec bypass via AllowOverride FileInfo vulnerability in Apache HTTP Server. Users with access to use the RequestHeader directive in htaccess can cause some CGI scripts to run under an unexpected userid. This issue affects Apache HTTP Server: from 2.4.7 through 2.4.65. Users are recommended to upgrade to version 2.4.66, which fixes the issue.
History

Fri, 05 Dec 2025 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache http Server
Vendors & Products Apache
Apache http Server

Fri, 05 Dec 2025 18:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-288
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 05 Dec 2025 11:30:00 +0000

Type Values Removed Values Added
References

Fri, 05 Dec 2025 11:15:00 +0000

Type Values Removed Values Added
Description mod_userdir+suexec bypass via AllowOverride FileInfo vulnerability in Apache HTTP Server. Users with access to use the RequestHeader directive in htaccess can cause some CGI scripts to run under an unexpected userid. This issue affects Apache HTTP Server: from 2.4.7 through 2.4.65. Users are recommended to upgrade to version 2.4.66, which fixes the issue.
Title Apache HTTP Server: mod_userdir+suexec bypass via AllowOverride FileInfo
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published: 2025-12-05T11:02:25.722Z

Updated: 2025-12-05T17:38:36.682Z

Reserved: 2025-11-24T15:58:10.254Z

Link: CVE-2025-66200

cve-icon Vulnrichment

Updated: 2025-12-05T11:06:04.039Z

cve-icon NVD

Status : Received

Published: 2025-12-05T11:15:52.747

Modified: 2025-12-05T18:15:57.067

Link: CVE-2025-66200

cve-icon Redhat

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