An issue was discovered in Joomla! before 3.8.13. com_installer actions do not have sufficient CSRF hardening in the backend.
{ "versions": [ { "introduced": "2.5.0" }, { "fixed": "3.8.13" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-17858.json"