High severity8.5NVD Advisory· Published Sep 12, 2025· Updated Jun 17, 2026
CVE-2025-6454
CVE-2025-6454
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*range: 16.11
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*range: >=16.11.0,<18.1.6
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=16.11.0,<18.1.6
- Range: from 16.11 before 18.1.6, 18.2 before 18.2.6, and 18.3 before 18.3.2
Patches
Vulnerability mechanics
References
3- about.gitlab.com/releases/2025/09/10/patch-release-gitlab-18-3-2-released/nvdRelease NotesVendor Advisory
- gitlab.com/gitlab-org/gitlab/-/issues/550766nvdBroken Link
- hackerone.com/reports/3162711nvdPermissions Required
News mentions
1- GitLab Patch Release: 18.3.2, 18.2.6, 18.1.6GitLab Security Releases · Sep 10, 2025