Design/Logic Flaw

Jenkins GitLab Logo Plugin stores credentials unencrypted in its global configuration file on the Jenkins master where they can be viewed by users with access to the master file system...

CVE-2019-10371

A session fixation vulnerability in Jenkins Gitlab Authentication Plugin 1.4 and earlier in GitLabSecurityRealm.java allows unauthorized attackers to impersonate another user if they can control the pre-authentication session...

Open redirect

An open redirect vulnerability in Jenkins Gitlab Authentication Plugin 1.4 and earlier in GitLabSecurityRealm.java allows attackers to redirect users to a URL outside Jenkins after successful login...

Jenkins GitLab Plugin Information Disclosure Vulnerability

Summary An exploitable information disclosure vulnerability exists in the testConnection functionality of the Jenkins GitLab Plugin 1.5.11. A specially crafted HTTP request from a user with Overall/Read permissions - such as an anonymous user, if enabled - can cause affected versions of this plug...