HIGH 7.5 NVD
CVE-2026-112212
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain co
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, an unauthenticated user could have poisoned a shared cache's OAuth/OIDC discovery document to redirect certain flows to an externally controlled server, due to improper trust of user-supplied values when constructing endpoint URLs in cached discovery responses.
References
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/
- https://gitlab.com/gitlab-org/gitlab/-/work_items/627499
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-10-22 via NVD.
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