CVE-2026-15423
8.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.0 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute CI/CD pipelines on a protected branch without the required push permissions due to improper authorization in pipeline reference validation.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GitLab | GitLab | 19.0 < 19.0.6 | affected |
| GitLab | GitLab | 19.1 < 19.1.4 | affected |
| GitLab | GitLab | 19.2 < 19.2.2 | affected |
Weaknesses
- CWE-863: CWE-863: Incorrect Authorization
References
- https://gitlab.com/gitlab-org/gitlab/-/work_items/605705
- https://hackerone.com/reports/3832069
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/
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