{"id":"CVE-2020-2207","aliases":["GHSA-2j4h-cjgh-659v"],"url":"https://o3.security/vulnerability/CVE-2020-2207","summary":"Reflected XSS vulnerability in Jenkins VncViewer Plugin","details":"Jenkins VncViewer Plugin 1.7 and earlier does not escape a parameter value in the checkVncServ form validation endpoint, resulting in a reflected cross-site scripting (XSS) vulnerability.","published":"2020-07-02T15:15:17.677Z","modified":"2026-07-08T23:58:14.086819Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.plugins:vncviewer","fixedVersion":"1.8"}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/07/02/7"},{"type":"ADVISORY","url":"https://jenkins.io/security/advisory/2020-07-02/#SECURITY-1776"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T23:58:14.086819Z"}}