CVE-2026-1659
Allocation of Resources Without Limits or Throttling in GitLab
- State
- Published
- Severity
- 7.5 High
- Published
- May 14, 2026
- Updated
- May 14, 2026
- Reserved
- Jan 29, 2026
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 9.0 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to cause denial of service by sending specially crafted requests due to insufficient input validation.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | GitLab |
Weaknesses
- CWE-770 Allocation of Resources Without Limits or Throttling
Affected Products
| Product | Versions |
|---|---|
GitLabGitLab |
|
References
- HackerOne Bug Bounty Report #3519824technical-descriptionexploitpermissions-required
- https://gitlab.com/gitlab-org/gitlab/-/work_items/588201
- https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/
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