A flaw was found in nodejs-url-parse. The wrong hostname can be returned, due to incorrect parsing, which can lead to a variety of vulnerabilities. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

An input validation flaw exists in the node.js-url-parse, which results in the URL being incorrectly set to the document location protocol instead of the URL being passed as an argument. This flaw allows an attacker to bypass security checks on URLs. The highest threat from this vulnerability is to integrity. This is an incomplete fix for CVE-2020-8124.