A vulnerability classified as critical has been found in Realce Tecnologia Queue Ticket Kiosk up to 20250517. Affected is an unknown function of the file /adm/ajax.php of the component Image File Handler. The manipulation of the argument files[] leads to unrestricted upload. It is possible to launch the attack remotely. The vendor was contacted early about this disclosure but did not respond in any way.
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
Access control involves the use of several protection mechanisms such as:
When any mechanism is not applied or otherwise fails, attackers can compromise the security of the product by gaining privileges, reading sensitive information, executing commands, evading detection, etc. There are two distinct behaviors that can introduce access control weaknesses: