Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
OpenCart-Overclocked version <=1.11.1 contains a Cross Site Scripting (XSS) vulnerability in User input entered unsanitised within JS function in the template that can result in Unauthorised actions and access to data, stealing session information, denial of service. This attack appear to be exploitable via Malicious input passed in GET parameter.
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.