CVE search · CVE-2026-16255
CVE-2026-16255
high 7.1
GitLab has remediated an issue in GitLab EE affecting all versions from 12.0 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, when the instance-wide SAML or LDAP membership lock was enabled, an authenticated user could have granted or accepted project and group membership outside the identity provider's control, due to incomplete enforcement of the membership lock on requests created before the lock was enabled.
Details
- Status
- Analyzed
- Published
- Last changed
- Source
- cve@gitlab.com
- Weakness
- CWE-863
Severity
| Version | Score | Vector | Source |
|---|---|---|---|
| CVSS 3.1 | medium 5.9 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N |
cve@gitlab.comSecondary |
| CVSS 3.1 | high 7.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N |
nvd@nist.govPrimary |
Affected products
Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.
- gitlab · gitlab
References
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/Release NotesVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/work_items/606479Permissions Required
- https://hackerone.com/reports/3809350Permissions Required