In February 2020, Israeli marketing company Straffic exposed a database with 140GB of personal data. The publicly accessible Elasticsearch database contained over 300M rows with 49M unique email addresses. Exposed data also included names, phone numbers, physical addresses and genders. In their breach disclosure message, Straffic stated that "it is impossible to create a totally immune system, and these things can occur".
Amount of leaked user accounts
Email addresses, Genders, Names, Phone numbers, Physical addresses