BIT-gitlab-2026-12910

vendorUSosv

Missing Authentication for Critical Function in GitLab

view advisory published 2026-09-25Licence: per source

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.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-12910US	—OT elevated	0.34% (27th)	—	2026-09-15
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 a…

references

External citations — patches, advisories, analysis.

https://gitlab.com/gitlab-org/gitlab/-/work_items/603742WEB
https://hackerone.com/reports/3745561WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-12910WEB

scry

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