server/index.php?s=/api/teamMember/save in ShowDoc 2.4.2 has a CSRF that can add members to a team.
{ "versions": [ { "introduced": "0" }, { "last_affected": "2.4.2" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19621.json"