Between 2019 and 2022, groups of Tesla employees privately shared via an internal messaging system sometimes highly invasive videos and images recorded by customers’ car cameras.
I'd be surprised if this sort of didn't happen with every smart appliance. In fact, here's a case that happened in Germany a while back when somebody requested the recordings Alexa made of them. Amazon ended up sending recordings of a wrong person, which implies that data security isn't exactly a top priority.