This is just the latest item to hit the news so that people can say "Ha, you guys are in trouble". But it's still relatively minor compared to what any Windows machine faces every day.

Does this mean a Mac user should do nothing? No. People should always be prudent. But the sky isn't falling here. "Aren't that safe" is not really a reasonable description. Standard precautions protect you from this, as usual. The utterly clueless might be harmed, as usual.

And once again it is a company with a vested interest in selling security and antivirus software for the Mac that is publicizing it.