A UK based Security Researcher, “fin1te” is able to hack any Facebook account within a minute by doing one SMS. Facebook paying $20,000 to fin1te as Bug Bounty. Facebook no longer accepting the profile_id parameter from the user end after receiving the bug report from the hacker. Facebook is no longer using that parameter after receiving a hacker’s bug report and Facebook is now paying the hacker $10,000 as a reward for his efforts to hack a Facebook account.
Source: https://thehackernews.com/2013/06/Hacking-Facebook-account-hack-tool.html