CVE-2026-6552
gitlab vulnerability - gitlab
Description
GitLab has remediated an issue in GitLab EE affecting all versions from 15.5 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with group Owner role to take over another group member's GitLab account due to improper authorization in the Group SAML identity management functionality.
Affected Systems
| Vendor | gitlab |
| Product | gitlab |
| Affected Versions | from 15.5.0 before 18.10.8; from 18.11.0 before 18.11.5; from 19.0.0 before 19.0.2 |
| CWE ID | CWE-639 |
Mitigation
Apply the latest security patches from the vendor, restrict network exposure where applicable, and monitor for exploitation attempts.
Fix Instructions
Refer to the vendor advisory and apply the latest security updates. See references for detailed patching instructions.
References
Risk Assessment
CVSS: 8.7/10
| Exploit Available | Unknown |
| Patch Available | Unknown |
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