CVE-2025-6454HIGH 8.8EPSS p46.1%

CVE-2025-6454CVE-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.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.65% probability of exploitation · percentile 46.1% · 2026-06-18T12:00:27Z
Published2025-09-12
Last modified2025-09-20

Underlying weaknesses· 1

CWE-918

References

  1. https://about.gitlab.com/releases/2025/09/10/patch-release-gitlab-18-3-2-released/
  2. https://gitlab.com/gitlab-org/gitlab/-/issues/550766
  3. https://hackerone.com/reports/3162711

1

TypeTargetConfidenceTier
WeaknessServer-Side Request Forgery (SSRF)cwe-9180%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.