Your project should not use deprecated PHP features

More information: https://insight.symfony.com/what-we-analyse/php.use_deprecated_function

in Core/Module/SecurityCheck/extended/ext_directory_listing.php, line 96 
  2.     $result = curl_exec($curl);
  4.     if (empty($result)) {
  5.       $info = curl_getinfo($curl);
  6.       curl_close($curl);
    curl_close() has been deprecated in PHP 8.5 and will be removed from PHP in the next major version.
    Time to fix: about 2 hours
    Read doc Permalink Copy Prompt
    
                                    Last edited  by ClicShopping
                    
  7.     } else {
  8.       $info = 'error';
  9.     }
  11.     return $info;

Mutable DateTime should be avoided in favor of DateTimeImmutable

More information: https://insight.symfony.com/what-we-analyse/php.prefer_date_time_immutable

in sources/template/Default/modules/modules_account_customers/content/account_customers_edit.php, line 116 
  1.     </div>
  2.     <?php
  3.     if ((ACCOUNT_DOB == 'true' && ($CLICSHOPPING_Customer->getCustomersGroupID() == 0)) || (ACCOUNT_DOB_PRO == 'true' && ($CLICSHOPPING_Customer->getCustomersGroupID() != 0))) {
  4.       if (!empty($customers_dob)) {
  5.         $customers_dob = DateTime::toShort($customers_dob);
  6.         $dateObj = new \DateTime($customers_dob);
    Use DateTimeImmutable instead of DateTime.
    Time to fix: about 30 minutes
    Read doc Permalink Copy Prompt
    
                                    Last edited  by ClicShopping
                    
  7.         $customers_dob = $dateObj->format('Y-m-d');
  8.       } else {
  9.         $customers_dob = null;
  10.       }
  11.       ?>