CVE-2025-6454

Severity CVSS v4.0:

Pending analysis

Type:

CWE-918 Server-Side Request Forgery (SSRF)

Publication date:

12/09/2025

Last modified:

20/09/2025

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 16.11 before 18.1.6, 18.2 before 18.2.6, and 18.3 before 18.3.2 that could have allowed authenticated users to make unintended internal requests through proxy environments by injecting crafted sequences.

Impact

Vector 3.x

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

Base Score: 8.50 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

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

Base Score 3.x

8.50

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:gitlab:gitlab:::::community:::*	16.11.0 (including)	18.1.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	16.11.0 (including)	18.1.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	18.2.0 (including)	18.2.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	18.2.0 (including)	18.2.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	18.3.0 (including)	18.3.2 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	18.3.0 (including)	18.3.2 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2025-6454

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools