CVE-2026-1184
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
GitLab has remediated an issue in GitLab EE affecting all versions from 11.9 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 uploading a specially crafted file due to improper validation.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GitLab | GitLab | 11.9 < 18.9.7 | affected |
| GitLab | GitLab | 18.10 < 18.10.6 | affected |
| GitLab | GitLab | 18.11 < 18.11.3 | affected |
Weaknesses
- CWE-502: CWE-502: Deserialization of Untrusted Data
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://hackerone.com/reports/3515842
- https://gitlab.com/gitlab-org/gitlab/-/work_items/586634
- https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/
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