Input validation vulnerability in Snippy 1.4.1

The Snippy plugin for WordPress has a security vulnerability that affects all versions up to 1.4.1. This vulnerability, known as Reflected Cross-Site Scripting, is caused by not properly filtering and protecting input and output. This means that attackers who are not logged in can insert their own harmful code into pages and cause it to run if they can deceive a user into clicking on a link.