Input validation vulnerability in ERE Recently Viewed – Essential Real Estate Add-On 1.3

The ERE Recently Viewed plugin for WordPress has a security issue that puts websites at risk. This issue, known as PHP Object Injection, can be exploited by attackers who are not logged in to the website. This can give them the ability to insert a PHP Object, which can then be used to delete important files, access private information, or run malicious code. This vulnerability exists in all versions of the plugin, up to and including version 1.3.