http://www.example.com/index.php?action=item&id=15&prevaction=[XSS]
http://www.example.com/index.php?action=item&id=15&prevaction=category&previd=[XSS]
http://www.example.com/index.php?action=item&id=15&prevaction=category&previd=2&prevstart=[XSS]
http://www.example.com/index.php?action=sendtofriend&type=item&itemid=[XSS]
http://www.example.com/index.php?action=item&id=[XSS]
http://www.example.com/index.php?action=[XSS]