Multiple SQL injection vulnerabilities in PBBoard 2.1.4 allow remote attackers to execute arbitrary SQL commands via the (1) username parameter to the send page, (2) email parameter to the forget page, (3) password parameter to the forum_archive page, (4) section parameter to the management page, (5) section_id parameter to the managementreply page, (6) member_id parameter to the new_password page, or (7) subjectid parameter to the tags page to index.php.