use HTTP::Request;
use LWP::UserAgent;

my $url = "http://somedomain.com/cgi-bin/somescript.cgi?variouscharacters";
my $ua = new LWP::UserAgent;
my $req = new HTTP::Request(GET => $url);
my $res = $ua->request($req);
if ($res->is_success) {
    print $res->content;
} else {
    die "Not possible\n";
}