Description
Cross-site scripting (XSS) is a security vulnerability in web applications that is caused by unvalidated inputs from the user, which could allow an attacker to inject malicious Javascript code.
Bussines Impact
Cross-site scripting (XSS) can allow an attacker to run javascript code on the site which means he can change and manipulate the content of the site. when chained with more vulnerabilities, this attack could be a lot more dangerous and even cause situations like account takeover.
Recommendation
Updated to the latest version released by moodle.