CVE-2025-66200

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

05/12/2025

Last modified:

05/12/2025

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.<br /> <br /> This issue affects Apache HTTP Server: from 2.4.7 through 2.4.65.<br /> <br /> Users are recommended to upgrade to version 2.4.66, which fixes the issue.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L CVSS v3.1 Severity and Metrics:

Base Score: 5.40 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): Low

Base Score 3.x

5.40

Severity 3.x

MEDIUM

CVE-2025-66200

Description

Impact

References to Advisories, Solutions, and Tools