Well, the first thing you can do is change your Adobe ID and password. And there's more.
Over 2.9 million customers have their credit card and data compromised. That's a nice way of saying, stolen. It looks like the breach has far reaching consequences because the attack went through Adobe's Coldfusion and there may be inherent weaknesses in the code. Coldfusion is widely used by many sites as a web application development platform and server.