CVE-2026-4527 Details
Description
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.
A vulnerability exists in GitLab CE/EE versions 11.10 prior to 18.9.7, 18.10 prior to 18.10.6, and 18.11 prior to 18.11.3. This issue allows an unauthenticated user to create unauthorized Jira subscriptions for a targeted user's namespace by using a specially crafted link, due to a lack of Cross-Site Request Forgery (CSRF) protection.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 14, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/ | [email protected] | Release Notes |
| https://gitlab.com/gitlab-org/gitlab/-/work_items/594339 | [email protected] | Broken Link |
| https://hackerone.com/reports/3590487 | [email protected] | Permissions Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-352 | Cross-Site Request Forgery (CSRF) | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| gitlab gitlab | >= 11.10.0, < 18.9.7 >= 18.10.0, < 18.10.6 >= 18.11.0, < 18.11.3 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 15, 2026 | Initial Analysis | [email protected] |
| May 14, 2026 | New CVE Received | [email protected] |