The possibilities for Bitcoin to be hacked depends on the tenderous and careless handling of the Bitcoin owner. This is why it is loudly sounded that you must take security control of your phrase keys and keep your passwords indicted to yourself for any little exposure of your keys stands a threat to compromise your wallet. You can also be hacked if you are not careful of devices and you logs your account in.
And of course, whatever platform with the requirements of passwords is possible to be hacked and that is why your passwords are your Private key's