A database containing sensitive information of about 90,000 German Mastercard “Priceless Specials” loyalty program members shared online following a breach discovered on August 20 was added to data breach site Have I Been Pwned on September 1. […]

from https://www.bleepingcomputer.com/news/security/data-of-90k-mastercard-priceless-specials-members-shared-online/