content/content.blueprintsevents.php in Symphony CMS 3.0.0 allows XSS via fields['name'] to appendSubheading.
{ "versions": [ { "introduced": "0" }, { "last_affected": "3.0.0" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-15071.json"