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CVE-2026-4398

Authorization Bypass Through User-Controlled Key in GitLab PUBLISHED

Description (CNA)

GitLab has remediated an issue in GitLab EE affecting all versions from 18.3 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user could have assigned compliance frameworks from namespaces they were not authorized to access to their own project, due to missing namespace validation on self-managed instances.

Affected (CNA)

Vendor / productVersions
GitLab / GitLabaffected 18.3 before 19.1.7; affected 19.2 before 19.2.5; affected 19.3 before 19.3.1

CWE

CWE-639

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.