PHP Support Tickets v2. 2 code implementation of defect and repair-vulnerability warning-the black bar safety net

Title: PHP Support Tickets v2. 2 Code Exec Author: brainpillow Developer website: www.phpsupporttickets.com Affected version: 2.2 Defect code analysis: /classes/GUI/abstract.GUI.php www.badguest.cn public function getPageName return eval'return PHPSTPAGENAME' . strtoupper$this-page . ';';...