Immediately update passwords for any accounts that reused the credentials found in the leak [1].
The leak prompted a massive investigation by the Lithuanian police and the State Data Protection Inspectorate (VDAI) [2]. CityBee eventually faced significant fines for failing to ensure adequate security measures [4]. Security Recommendations for Users If you believe your data was part of this or similar leaks:
The data was stolen from the CityBee car-sharing platform, specifically from a backup database that had been left publicly accessible on a server [1, 5].
Use services like Have I Been Pwned to see if your email address has appeared in "duombaze.rar" or other public breaches.
