CVE-2026-1101
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 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user to cause denial of service to the GitLab instance due to improper input validation in GraphQL queries.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GitLab | GitLab | 18.2 < 18.8.9 | affected |
| GitLab | GitLab | 18.9 < 18.9.5 | affected |
| GitLab | GitLab | 18.10 < 18.10.3 | affected |
Weaknesses
- CWE-1284: CWE-1284: Improper Validation of Specified Quantity in Input
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://hackerone.com/reports/3460228
- https://gitlab.com/gitlab-org/gitlab/-/work_items/586488
- https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/
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