The Japanese subsidiary of Burger King has confirmed suffering a data breach and apologized for losing sensitive data on millions of customers.
In a breach notification letter, Burger King Japan confirmed the exact date of the breach, as well as the nature of the data that was stolen.
“We identified a potential unauthorized third-party access to the system that manages member information for our official app and conducted an investigation,” the company said in the letter. “As a result, it was determined on Tuesday, October 13, 2026, that unauthorized access occurred between Friday, October 2, 2026, and Wednesday, October 7, 2026, resulting in a leak of member information. Upon becoming aware of the unauthorized access, we immediately blocked access from the source in question.”
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Source: Tech Radar News
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