{"id":"CVE-2018-19621","aliases":["GHSA-3p87-gqw8-4pf2"],"url":"https://o3.security/vulnerability/CVE-2018-19621","summary":"Showdoc CSRF Vulnerability","details":"server/index.php?s=/api/teamMember/save in ShowDoc 2.4.2 has a CSRF that can add members to a team.","published":"2018-11-28T08:29:00.497Z","modified":"2026-10-24T10:30:35.291765390Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"},"epss":{"score":0.00447,"percentile":0.37993,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"showdoc/showdoc","fixedVersion":null}],"fix":null,"references":[{"type":"EVIDENCE","url":"https://github.com/CCCCCrash/POCs/tree/master/Web/showdoc/csrf"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19621"},{"type":"PACKAGE","url":"https://github.com/star7th/showdoc"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T10:30:35.291765390Z"}}