For the time being, that vulnerability has been fixed. Even if something similar were to happen in the future, don't forget that it's phishing. You won't lose your coins unless you click on, download, install, and run the fake application. You see, you have to do plenty of things wrong to be affected. To be on the safe side, don't trust or click on any notifications that might pop-up in the future asking you to download a newer version. You should download the apps manually from the official website only and verify its signatures before you install and open it.