Authorization Bypass Through User-Controlled Key in GitLab
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.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-6552US | — | — | ||
Rejected reason: This CVE ID has been rejected. GitLab determined that the reported behavior does not constitute a vulnerability: linking a group SAML identity requires the user to… | ||||
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references
External citations — patches, advisories, analysis.
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