Joomla core 3.0.0-3.10.15-elts,4.0.0-4.4.5,5.0.0-5.1.1 - Unauthenticated XSS in Wrapper extensions vulnerability

Unauthenticated XSS in Wrapper extensions vulnerability discovered by ? in WordPress Core Joomla versions 3.0.0-3.10.15-elts,4.0.0-4.4.5,5.0.0-5.1.1...