Virgin Media says a misconfigured and unsecured marketing database exposed personal info of 900,000 customers. The exposed database was accessible from at least April 19, 2019, and it was recently accessed by an unauthorized party at least once. Virgin Media is a leading cable operator in the U.K. and Ireland and delivered 14.6 million broadband, video, and fixed-line telephony services to approximately 6.0 million cable customers, as well as 3.3 million subscribers at December 31, 2019.
Source: https://www.bleepingcomputer.com/news/security/virgin-media-data-breach-exposes-info-of-900-000-customers/