What’s Vulnerable › Vulnerabilities

CVE-2025-12555: Incorrect Authorization in GitLab

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-11 · updated 2026-06-17
• Weakness: CWE-863

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.1 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that, under certain conditions, could have allowed an authenticated user to access previous pipeline job information on projects with repository and CI/CD disabled due to improper authorization checks.

Affected products

• GitLab: from 15.1.0 before 18.7.6; from 18.8.0 before 18.8.6; from 18.9.0 before 18.9.2 — fixed in 18.7.6, 18.8.6, 18.9.2

How to fix

Upgrade to a fixed version: GitLab 18.7.6, 18.8.6, 18.9.2. Check the vendor advisory for mitigations.

References

• https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/
• https://gitlab.com/gitlab-org/gitlab/-/work_items/579126
• https://hackerone.com/reports/3354642

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