CVE-2025-6454

HIGH EPSS 46.3%
Published Sep 12, 20259mo ago · Modified Jun 17, 20262w ago
8.8 CVSS 3.1
High
Find Similar
Published Sep 12, 2025 9mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
8.8
Exploitability
2.8
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
46.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-918 Server-Side Request Forgery (SSRF) Validation

Affected Products 6

VendorProductVersionRange
gitlabgitlab*≥16.11.0  –  <18.1.6
gitlabgitlab*≥16.11.0  –  <18.1.6
gitlabgitlab*≥18.2.0  –  <18.2.6
gitlabgitlab*≥18.2.0  –  <18.2.6
gitlabgitlab*≥18.3.0  –  <18.3.2
gitlabgitlab*≥18.3.0  –  <18.3.2

References 3

  • about.gitlab.com https://about.gitlab.com/releases/2025/09/10/patch-release-gitlab-18-3-2-released/
    Release NotesVendor Advisory
  • gitlab.com https://gitlab.com/gitlab-org/gitlab/-/issues/550766
    Broken Link
  • hackerone.com https://hackerone.com/reports/3162711
    Permissions Required

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.