GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to bypass SAML SSO sign-in restrictions and authenticate without SSO due to missing authentication enforcement checks.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GitLab | GitLab | unaffected |
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Advisories
No advisories yet.
Fixes
Solution
Upgrade to versions 19.1.8, 19.2.6, 19.3.2 or above.
Workaround
No workaround given by the vendor.
References
History
Tue, 15 Sep 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to bypass SAML SSO sign-in restrictions and authenticate without SSO due to missing authentication enforcement checks. | |
| Title | Missing Authentication for Critical Function in GitLab | |
| First Time appeared |
Gitlab
Gitlab gitlab |
|
| Weaknesses | CWE-306 | |
| CPEs | cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Gitlab
Gitlab gitlab |
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| References |
| |
| Metrics |
cvssV3_1
|
Projects
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MITRE
Status: PUBLISHED
Assigner: GitLab
Published:
Updated: 2026-09-15T17:36:06.594Z
Reserved: 2026-06-22T15:33:41.496Z
Link: CVE-2026-12910
Vulnrichment
No data.
NVD
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Redhat
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OpenCVE Enrichment
No data.
Weaknesses