CVE-2026-4916
lowpriority · track · 0OT risk · elevatedEPSS 0.003 · 28 %ileDEEURUUSEPSS · scored 2026-10-26
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (18)
Products and version ranges known to be affected.
advisories (2)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2026-1010GitLab CE/EE: Mehrere SchwachstellenDeutsch2026-04-08csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in GitLab ausnutzen, um Informationen offenzulegen, Daten zu manipulieren, Sicherheitsmaßnahmen zu umgehen, einen Denial-of-Service-Zustand herbeizuführen oder Cross-Site-Scripting-Angriffe durchzuführen.
- BIT-gitlab-2026-4916Missing Authorization in GitLab2026-04-13vendor · osvUS
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.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (9)
External citations — patches, advisories, analysis.
- https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/cnnvd
- https://gitlab.com/gitlab-org/gitlab/-/work_items/565414cnnvd
- https://hackerone.com/reports/3301240cnnvd
- https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/enisa_euvd
- https://gitlab.com/gitlab-org/gitlab/-/work_items/565414enisa_euvd
- https://hackerone.com/reports/3301240enisa_euvd
- https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/Release NotesVendor Advisorynvd
- https://gitlab.com/gitlab-org/gitlab/-/work_items/565414Broken Linknvd
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