CVE-2026-6269
5.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.10 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to modify hidden merge requests due to incorrect authorization enforcements.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GitLab | GitLab | 15.10 < 18.10.8 | affected |
| GitLab | GitLab | 18.11 < 18.11.5 | affected |
| GitLab | GitLab | 19.0 < 19.0.2 | affected |
Weaknesses
- CWE-863: CWE-863: Incorrect Authorization
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://gitlab.com/gitlab-org/gitlab/-/work_items/596625
- https://hackerone.com/reports/3661880
- https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/
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