I need a clarification regarding the Open AI data privacy policy with the third party applications

Is there any possibility that KB articles will be leaked to internet via Open AI?
2. what are the exact components that gets transferred from kb artciles to open Ai please telll like (comments, topic, content)…

We do not train on your business data

they may use the data for their model training, which is having chances to expose data through their open domain response generation. pls advise