AppScout reports: "today I heard about a new threat discovered by Symantec and Indiana University that could be a real doozy. It's especially pernicious in that normal security software doesn't detect it. But you don't have to buy anything to protect yourself. That's doubly unusual."
This is a proof of concept phishing attack that can affect you easily, and you would not know about. So as the title says, change your router's password now.