CVE-2026-4527
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 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 create unauthorized Jira subscriptions for a targeted user's namespace via a specially crafted link due to missing CSRF protection.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| GitLab | GitLab | 11.10 < 18.9.7 | affected |
| GitLab | GitLab | 18.10 < 18.10.6 | affected |
| GitLab | GitLab | 18.11 < 18.11.3 | affected |
Weaknesses
- CWE-352: CWE-352: Cross-Site Request Forgery (CSRF)
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://gitlab.com/gitlab-org/gitlab/-/work_items/594339
- https://hackerone.com/reports/3590487
- https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/
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