BIT-gitlab-2026-84284

vendorUSosv

Incorrect Authorization in GitLab

view advisory published 2026-10-16Licence: per source

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.11 before 19.2.8, 19.3 before 19.3.6, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an unauthenticated user to read work item contents from private groups and projects due to incorrect authorization checks.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-84284US	—OT elevated	0.22% (13th)	—	2026-10-13
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.11 before 19.2.8, 19.3 before 19.3.6, and 19.4 before 19.4.2 that, under certain conditions, could hav…

references

External citations — patches, advisories, analysis.

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ADVISORY
https://gitlab.com/gitlab-org/gitlab/-/work_items/627167REPORT
https://hackerone.com/reports/3551698WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-84284WEB

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