reservhotel.com XSS vulnerability

Vulnerable URL: https://www.reservhotel.com/st-lucia-santa-lucia/rendezvous/booking-engine/ibe4.main?hotel=10411=Y=18-APR-17=25-APR-17==UVF=2=0=1=========〈=1msg=51410= Details: Description| Value ---|--- Patched:| No Latest check for patch:| 28.07.2017 Vulnerability type:| XSS Vulnerability...