SQL injection vulnerability in PKR Internet Taskjitsu before 2.0.6 allows remote attackers to execute arbitrary SQL commands via the key parameter, when the limit query parameter is set to customerid.
https://www.pkrinternet.com/taskjitsu/task/3517
https://www.pkrinternet.com/download/RELEASE-NOTES.txt
http://www.vupen.com/english/advisories/2006/3903
http://www.securityfocus.com/bid/20332