Let’s all get the collective “uh-oh!” out of the way straightaway ladies and gentlemen. First there was bendgate and in short order we have a blundering screw-up in the way QuickType works. That is, it remembers your passwords and actually suggests them (or parts anyway, in plain type) during other activities! Smart move Apple!
Since people typically use the same passwords for a variety of different accounts, even having just one of them compromised could be potentially disastrous. Folks really don’t want people to know their Apple ID passwords, if you know what I mean.
This issue was first flagged last week by German security research Stefan Esser, who was surprised that QuickType suggested his password even though it wasn’t a regular word. Your move, Cupertino