{"id":"CVE-2018-1000188","aliases":["GHSA-f8r7-7hv9-7f43"],"url":"https://o3.security/vulnerability/CVE-2018-1000188","summary":"Jenkins CAS Plugin Server-Side Request Forgery vulnerability","details":"A server-side request forgery vulnerability exists in Jenkins CAS Plugin 1.4.1 and older in CasSecurityRealm.java that allows attackers with Overall/Read access to cause Jenkins to send a GET request to a specified URL. Additionally, this form validation method did not require POST requests, resulting in a CSRF vulnerability. As of version 1.4.2, this form validation method requires POST requests and the Overall/Administer permission.","published":"2018-06-05T20:29:00.653Z","modified":"2026-07-08T14:58:21.084799Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:cas-plugin","fixedVersion":"1.4.2"}],"fix":{"url":"https://github.com/jenkinsci/cas-plugin/commit/25d952151d61dec3627e875f03ac4f648d5e883d","label":"jenkinsci/cas-plugin@25d9521"},"references":[{"type":"ADVISORY","url":"https://jenkins.io/security/advisory/2018-06-04/#SECURITY-809"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2018-1000188"},{"type":"WEB","url":"https://github.com/jenkinsci/cas-plugin/commit/25d952151d61dec3627e875f03ac4f648d5e883d"},{"type":"PACKAGE","url":"https://github.com/jenkinsci/cas-plugin"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T14:58:21.084799Z"}}