GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, when OmniAuth SAML and LDAP auto-linking were both enabled, an authenticated user could have taken over an existing LDAP-backed account without any interaction from the targeted user, due to improper input sanitization in the LDAP email lookup path used during OmniAuth identity linking.
Metrics
Affected Vendors & Products
References
History
Tue, 27 Oct 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* cpe:2.3:a:gitlab:gitlab:19.5.0:*:*:*:community:*:*:* cpe:2.3:a:gitlab:gitlab:19.5.0:*:*:*:enterprise:*:*:* |
Fri, 23 Oct 2026 12:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Wed, 21 Oct 2026 23:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, when OmniAuth SAML and LDAP auto-linking were both enabled, an authenticated user could have taken over an existing LDAP-backed account without any interaction from the targeted user, due to improper input sanitization in the LDAP email lookup path used during OmniAuth identity linking. | |
| Title | Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection') in GitLab | |
| First Time appeared |
Gitlab
Gitlab gitlab |
|
| Weaknesses | CWE-90 | |
| CPEs | cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Gitlab
Gitlab gitlab |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: GitLab
Published: 2026-10-21T23:35:15.434Z
Updated: 2026-10-23T10:58:00.648Z
Reserved: 2026-07-14T13:04:45.612Z
Link: CVE-2026-15723
Updated: 2026-10-23T10:57:57.610Z
Status : Analyzed
Published: 2026-10-22T01:16:59.477
Modified: 2026-10-27T14:09:28.953
Link: CVE-2026-15723
No data.