A security researcher based in Berlin has discovered a poorly secured database owned by communication firm Vovox. The exposed archive included at least 26 million text messages year-to-date. It contained temporary passwords, two-factor codes, shipping alerts, and other information belonging to customers of companies including Microsoft, Amazon, and Google. The database was running on Amazons Elasticsearch, making the data within easily readable, browsable and searchable for names, cell numbers and the contents of the text messages themselves.”]
Source: https://securityaffairs.co/wordpress/78140/data-breach/vovox-db-dataleak.html