An Ex-Employee Is Behind the Cash App Breach Impacting Over 8 Million Users. Here’s Everything We Know So Far. Posted byAmanda Breen April 6, 2022 Leave a comment on An Ex-Employee Is Behind the Cash App Breach Impacting Over 8 Million Users. Here’s Everything We Know So Far. According to the company’s SEC filing, the former employee downloaded reports containing U.S. customer data on December 10.