sis.cptm.sp.gov.br XSS vulnerability

Vulnerable URL: http://sis.cptm.sp.gov.br/CentralRelacionamento/ASP/Raise.asp?Page==Favor%20tente%20novamente%20mais%20tarde%20ou%20entre%20em%20contato%20com%20a%20Central%20de%20Atendimento%20da%20CPTM%200800%20055%200121.=1"...