An authorization bypass vulnerability was found in nodes-url-parse. This flaw allows a remote attacker with a basic user account to evade hostname verification by inserting the at symbol "@" at the end of the password field. This issue can allow entry to systems designed to block remote access and may not have additional defenses.

An authorization bypass flaw was found in url-parse. This flaw allows a local unauthenticated attacker to add a backspace character (\b) while submitting a URL. This vulnerability can enable bypassing any hostname checks.

An authorization bypass flaw was found in url-parse. While submitting a URL, a local unauthenticated attacker can add a trailing colon (:), but omit the port number. This issue enables an open redirect that allows the exposure of sensitive information or spamming of infrastructure outside the vulnerable server.

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.