inc/plugins/thankyoulike.php in the Eldenroot Thank You/Like plugin before 3.1.0 for MyBB allows XSS via a post or thread subject.
{ "versions": [ { "introduced": "0" }, { "fixed": "3.1.0" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-14888.json"