BIT-gitlab-2026-16255

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Import Source
https://github.com/bitnami/vulndb/tree/main/data/gitlab/BIT-gitlab-2026-16255.json
JSON Data
https://api.osv.dev/v1/vulns/BIT-gitlab-2026-16255
Aliases
Published
2026-10-29T09:11:24Z
Modified
2026-10-30T10:45:02Z
Summary
Incorrect Authorization in GitLab
Details

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.

Database specific
{
    "cpes":  [
        "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*",
        "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"
    ],
    "severity":  "High"
}
References

Affected packages

Bitnami / gitlab

Package

Name
gitlab
Purl
pkg:bitnami/gitlab

Severity

  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N CVSS Calculator

Affected ranges

Type
SEMVER
Events
Introduced
12.0.0
Fixed
19.3.6
Introduced
19.4.0
Fixed
19.4.3
Introduced
19.5.0
Fixed
19.5.1

Database specific

source
"https://github.com/bitnami/vulndb/tree/main/data/gitlab/BIT-gitlab-2026-16255.json"