PT-2025-49184 · Apache+10 · Apache Http Server+10

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CVE-2025-66200

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Published

2025-01-01

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Updated

2026-06-29

CVSS v3.1

8.3

High

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions 2.4.7 through 2.4.65
Description A flaw exists in Apache HTTP Server where a bypass of mod userdir+suexec is possible via the AllowOverride FileInfo functionality. Individuals with the ability to utilize the RequestHeader directive within an htaccess file can potentially cause CGI scripts to execute under an unintended user ID.
Recommendations Upgrade to version 2.4.66 to resolve this issue.

Exploit

Fix

Authentication Bypass Using an Alternate Path or Channel

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Weakness Enumeration

Related Identifiers

ALSA-2025:23732
ALSA-2025:23919
ALSA-2025:23932
AZL-71528
AZL-71590
BDU:2025-15638
BIT-APACHE-2025-66200
CVE-2025-66200
MGASA-2025-0322
OESA-2026-1527
OESA-2026-1528
OESA-2026-1529
OESA-2026-1592
OESA-2026-1593
OPENSUSE-SU-2025:15808-1
OPENSUSE-SU-2026:20030-1
OPENSUSE-SU-2026:20810-1
RHSA-2026:2994
RHSA-2026:5156
SUSE-SU-2025:4488-1
SUSE-SU-2025:4518-1
SUSE-SU-2026:0019-1
SUSE-SU-2026:0020-1
SUSE-SU-2026:20081-1
SUSE-SU-2026:21846-1
SUSE-SU-2026:2686-1
USN-7968-1
USN-8338-1

Affected Products

Alt Linux
Almalinux
Apache Http Server
Centos
Debian
Linuxmint
Apple Macos
Red Hat
Red Os
Rocky Linux
Ubuntu