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CVE-2026-6552

CWE-639

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.

CVSS Score
—
High
EPSS — Exploit Probability
0.4%
Riskier than 28% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
unknown
Check vendor advisories
NVD entry

1 article across 1 outlet · first covered Jun 11, 2026 · latest Jun 11, 2026

Coverage timeline