Input validation vulnerability in Visual Art | Gallery WordPress Theme 2.4

The Visual Art | Gallery WordPress Theme has a security vulnerability that allows attackers to inject a PHP Object. This can happen when untrusted information is processed by the theme in versions up to 2.4. This vulnerability can be exploited by authenticated attackers with subscriber-level access or higher. There is no known way to exploit this vulnerability without additional plugins or themes installed on the system. If there is a way to exploit it, the attacker could potentially delete files, access sensitive information, or run their own code.