GHSA-QXP5-GWG8-XV66 HTTP Proxy bypass using IPv6 Zone IDs in golang.org/x/net

Matching of hosts against proxy patterns can improperly treat an IPv6 zone ID as a hostname component. For example, when the NOPROXY environment variable is set to ".example.com", a request to "::1%25.example.com:80 will incorrectly match and not be proxied...