{"id":"CVE-2023-39153","aliases":["GHSA-cg6r-gqvc-r396"],"url":"https://o3.security/vulnerability/CVE-2023-39153","summary":"CSRF vulnerability in GitLab Authentication Plugin","details":"GitLab Authentication Plugin 1.17.1 and earlier does not implement a state parameter in its OAuth flow, a unique and non-guessable value associated with each authentication request.\n\nThis vulnerability allows attackers to trick users into logging in to the attacker’s account.\n\nGitLab Authentication Plugin 1.18 implements a state parameter in its OAuth flow.\n","published":"2023-07-26T14:15:10.597Z","modified":"2026-07-09T10:58:32.073684Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:gitlab-oauth","fixedVersion":"1.18"}],"fix":{"url":"https://github.com/jenkinsci/gitlab-oauth-plugin/commit/d5bdf767e6be2efa2e9d8f8cf99b98726bb5f29d","label":"jenkinsci/gitlab-oauth-plugin@d5bdf76"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2023/07/26/2"},{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2023-07-26/#SECURITY-2696"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39153"},{"type":"WEB","url":"https://github.com/jenkinsci/gitlab-oauth-plugin/commit/d5bdf767e6be2efa2e9d8f8cf99b98726bb5f29d"},{"type":"WEB","url":"https://github.com/jenkinsci/gitlab-oauth-plugin"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T10:58:32.073684Z"}}