BIT-gitlab-2026-4916

vendorUSosv

Missing Authorization in GitLab

view advisory published 2026-04-13Licence: per source

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user with custom role permissions to demote or remove higher-privileged group members due to improper authorization checks on member management operations.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-4916US	—OT elevated	0.35% (28th)	—	2026-04-08
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated…

references

External citations — patches, advisories, analysis.

https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/ADVISORY
https://gitlab.com/gitlab-org/gitlab/-/work_items/565414WEB
https://hackerone.com/reports/3301240WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-4916WEB

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