Multiple SQL injection vulnerabilities in PDFdirectory before 1.0 allow remote attackers to execute arbitrary SQL commands via multiple unspecified vectors involving (1) util.php, (2) userpref.php, (3) user.php, (4) uploadfrm.php, (5) title.php, (6) team.php, (7) stats.php, (8) page.php, (9) org.php, (10) member.php, (11) index.php, (12) group.php, or (13) anniv.php.
http://www.vupen.com/english/advisories/2006/0231
http://www.securityfocus.com/bid/16273
http://sourceforge.net/project/shownotes.php?release_id=382411&group_id=122682