从这个网页截图中，我们可以获取到以下关于漏洞的关键信息： 插件名称：User Registration 版本号：4.1.3 文件路径：modules/membership/includes/API.php 关键代码片段和潜在漏洞 php public static function get_membership_plan_by_id($id) { global $wpdb; $query = "SELECT * FROM {$wpdb->prefix}ur_membership_plans WHERE id = %d"; return $wpdb->get_row($wpdb->prepare($query, $id)); } php public static function update_membership_plan($data) { global $wpdb; $table_name = $wpdb->prefix . 'ur_membership_plans'; $wpdb->update( $table_name, $data, array('id' => $data['id']) ); return true; } php public static function delete_membership_plan($id) { global $wpdb; $table_name = $wpdb->prefix . 'ur_membership_plans'; $wpdb->delete($table_name, array('id' => $id)); return true; }