show.php in Vlad Alexa Mancini PHPFootball 1.6 allows remote attackers to obtain sensitive information (database contents) via a % (percent) character in the dbfieldv parameter.
https://www.exploit-db.com/exploits/3226
https://exchange.xforce.ibmcloud.com/vulnerabilities/31976
http://www.vupen.com/english/advisories/2007/0429