BIT-gitlab-2026-2726

vendorUSosv

Incorrect Authorization in GitLab

view advisory published 2026-03-27Licence: per source

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to perform unauthorized actions on merge requests in other projects due to improper access control during cross-repository operations.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-2726US	—OT elevated	0.20% (9th)	—	2026-03-25
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticate…

references

External citations — patches, advisories, analysis.

https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/ADVISORY
https://gitlab.com/gitlab-org/gitlab/-/work_items/590717WEB
https://hackerone.com/reports/3543886WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-2726WEB

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