Input validation vulnerability in Manage Upload Limit 1.0.4

The Manage Upload Limit plugin for WordPress has a security vulnerability that could allow someone to inject dangerous code into pages on the website. This vulnerability affects versions up to and including 1.0.4 of the plugin. It is possible for an attacker to add malicious code to the website if they can get a user to click on a link. This code can then be used to do bad things like steal personal information or damage the website.