GitLab has remediated an issue in GitLab EE affecting all versions from 18.9 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user with developer-role permissions could have executed arbitrary commands in a CI context, due to the Claude agent processing configuration from a user-controlled source.
Advisories
No advisories yet.
Fixes
Solution
Upgrade to versions 19.1.7, 19.2.5, 19.3.1 or above.
Workaround
No workaround given by the vendor.
References
History
Wed, 26 Aug 2026 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | GitLab has remediated an issue in GitLab EE affecting all versions from 18.9 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user with developer-role permissions could have executed arbitrary commands in a CI context, due to the Claude agent processing configuration from a user-controlled source. | |
| Title | Inclusion of Functionality from Untrusted Control Sphere in GitLab | |
| First Time appeared |
Gitlab
Gitlab gitlab |
|
| Weaknesses | CWE-829 | |
| CPEs | cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Gitlab
Gitlab gitlab |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: GitLab
Published:
Updated: 2026-08-26T15:39:35.785Z
Reserved: 2026-07-29T15:34:54.723Z
Link: CVE-2026-18252
No data.
Status : Received
Published: 2026-08-26T14:17:08.000
Modified: 2026-08-26T14:17:08.000
Link: CVE-2026-18252
No data.
OpenCVE Enrichment
Updated: 2026-08-26T14:45:04Z
Weaknesses