Doubtful. A Facebook spokesperson claimed they “fixed this issue”, suggesting this data breach is caused by an intrusion leveraging security vulnerability
https://twitter.com/liz_shepherd/status/1378398417450377222
5.3 億 Facebook 用戶個人資料,包括電話號碼、Facebook ID、全名、地點、出生日期、簡歷,在某些情況下還有電郵地址,已發佈在網上