Just checked my email and noticed something in the spam folder apparently from Ubisoft urging me to change my password due to someone hacking them and getting emails and passwords and stuff (No credit card info or anything though).
It looks fishy but apparently it's legit since I googled it and gameinformer is reporting it so yeah, if you have an account with Ubisoft you should change your password. Just a heads up in case people trash the email thinking it's a scam or something.
Here's the email: