GHSA-QW65-CVWX-89V3 fast-uri vulnerable to authority injection via an unvalidated port in serialize

Impact fast-uri serializes the port component of a URI without validating it. When recomposing the authority, fast-uri escapes the userinfo and host components but concatenates the port verbatim, so a port value that is not a sequence of digits can inject authority delimiters. For example,...