Advisoriesby IbisGitLabCVE-2026-92874
GitLab: improper authorization
Fix: upgrade to 19.2.7 or later (3 fixed versions below)
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with an MCP-scoped token to perform actions beyond the intended scope of that token due to improper authorization checks.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| GitLab Product | >= 18.3, < 19.2.7 | 19.2.7 |
| >= 19.3, < 19.3.3 | 19.3.3 | |
| >= 19.4, < 19.4.1 | 19.4.1 |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-863