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Medium severity4.9NVD Advisory· Published May 22, 2025· Updated Jun 17, 2026

CVE-2025-4979

CVE-2025-4979

Description

An issue has been discovered in GitLab CE/EE affecting all versions before 17.10.7, 17.11 before 17.11.3, and 18.0 before 18.0.1. An attacker may be able to reveal masked or hidden CI variables (that they did not author) in the WebUI, by simply creating their own variable and observing the HTTP response.

Affected products

7
  • GitLab Inc./GitLab EE and CEllm-fuzzy
    Range: <17.10.7, <17.11.3, <18.0.1
  • osv-coords
    pkg:bitnami/gitlab
    Range: < 17.11.3
  • GitLab Inc./GitLab5 versions
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*+ 4 more
    • cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*range: <17.10.7
    • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: <17.10.7
    • cpe:2.3:a:gitlab:gitlab:18.0.0:*:*:*:community:*:*:*
    • cpe:2.3:a:gitlab:gitlab:18.0.0:*:*:*:enterprise:*:*:*
    • cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*range: 0

Patches

Vulnerability mechanics

References

1

News mentions

1