Input validation vulnerability in Cost Calculator for Elementor 1.3.3

The Cost Calculator for Elementor is a tool used on WordPress websites that helps calculate costs. However, this tool has a security vulnerability known as Stored Cross-Site Scripting. This means that the tool does not properly clean or filter the input it receives, making it possible for malicious code to be injected into pages. This code can then be executed whenever a user visits the infected page. This vulnerability affects versions 1.3.3 and below, and can be exploited by attackers with contributor-level access or higher.