Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
There is a Stored XSS in Magicpin v2.1 in the User Registration section. Each time an admin visits the manage user section from the admin panel, the XSS triggers and the attacker can able to steal the cookie according to the crafted payload.
CWE-79 - Cross Site Scripting
Cross-Site Scripting, commonly referred to as XSS, is the most dominant class of vulnerabilities. It allows an attacker to inject malicious code into a pregnable web application and victimize its users. The exploitation of such a weakness can cause severe issues such as account takeover, and sensitive data exfiltration. Because of the prevalence of XSS vulnerabilities and their high rate of exploitation, it has remained in the OWASP top 10 vulnerabilities for years.