Multiple SQL injection vulnerabilities in PunBB 1.2.1 allow remote attackers to execute arbitrary SQL commands via the (1) language parameter to register.php, (2) change email feature in profile.php, (3) posts or (4) topics parameter to moderate.php.
SQL injection vulnerability in profile.php in PunBB 1.2.4 allows remote authenticated users to execute arbitrary SQL commands via the id parameter in a change_email action.