Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user to modify CI/CD configuration belonging to another user due to improper validation of user-supplied attributes when processing pipeline schedule inputs.
Affected products
gitlab: gitlab
References3
- docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-re… Release NotesVendor Advisory
- gitlab.com/gitlab-org/gitlab/-/work_items/603223 Broken Link
- hackerone.com/reports/3800511 Permissions Required
Metrics
- CVSS 3.1
-
8.4
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L - EPSS — exploit probability
- 0% percentile: 41 · as of 13 November 2026
- CWE
- CWE-915
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.