Most iPad and iPhone owners rely on their Apple ID password to prevent access to account details. This won’t stop a hacker gaining access to your personal account and log in details. Hackers can access the account, password and payment details for a user’s account. Even if the registered account holder has recently entered the necessary password again, you may not need to re-enter your password again to get at items in the Settings menu. A four-digit PIN code would have prevented us from being able to access details.”]
Source: https://www.csoonline.com/article/2130793/how-to-hack-an-ipad.html