SQL injection vulnerability in phpCoin 1.2.1b and earlier allows remote attackers to execute arbitrary SQL commands via the (1) term/keywords field on the search page, (2) username or (3) e-mail field on the forgot password page, or (4) domain name on the ordering new package page.
http://www.securityfocus.com/bid/12917
http://www.gulftech.org/?node=research&article_id=00065-03292005