CVE-2026-1659
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GitLab | GitLab | 9.0 < 18.9.7 | affected |
| GitLab | GitLab | 18.10 < 18.10.6 | affected |
| GitLab | GitLab | 18.11 < 18.11.3 | affected |
Weaknesses
- CWE-770: CWE-770: Allocation of Resources Without Limits or Throttling
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
- https://hackerone.com/reports/3519824
- 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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