https://www.bleepingcomputer.com/news/microsoft/microsoft-shares-guidance-on-securing-azure-cosmos-db-accounts/

Microsoft issued guidance on securing Azure accounts that may be impacted by a recently addressed Cosmos DB critical vulnerability, giving attackers full admin rights to users' data without authorization.

The flaw, dubbed ChaosDB, impacts Microsoft Azure Cosmos DB, a globally distributed NoSQL database service used by a wide assortment of high-profile customers, including Exxon-Mobil, Mercedes Benz, Symantec, Coca-Cola, and Citrix.