This is why we can't have nice things. A Russian hacker who goes by ZonD80 has published a way to (using his servers) bybass the actual App Store's in-app purchasing servers and unlock content without having to pay. While slightly clever, this is bad for a few reasons.
First, you're stealing. That's bad enough, but should you need more it's important to note that you'll also be sending a Russian hacker info like the unique ID for your device. As much as you want those billion Smurfberries for free, we recommend you stay far away from this. Here's hoping Apple patches this quickly.
9to5Mac has more details (via