CVE-2026-4524
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.9.1 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to access confidential issue content in public projects without proper authorization due to improper authorization checks.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GitLab | GitLab | 18.9.1 < 18.9.7 | affected |
| GitLab | GitLab | 18.10 < 18.10.6 | affected |
| GitLab | GitLab | 18.11 < 18.11.3 | affected |
Weaknesses
- CWE-288: CWE-288: Authentication Bypass Using an Alternate Path or Channel
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://gitlab.com/gitlab-org/gitlab/-/work_items/594295
- https://hackerone.com/reports/3597717
- https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/
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