Burger King security incident history
Hacking, data breaches and other security incidents involving Burger King, with related coverage.
Burger King Japan app breach exposes about 11.18 million member records in October
11.2MImpact: About 11.18 million official app member records exposed
Unauthorized access to the membership information system for Burger King Japan’s official app occurred from October 2 to 7, 2026, exposing about 11.18 million member records. The operator confirmed the breach on October 13 and disclosed it on October 15; the exposed information included names, email addresses, phone numbers, and dates of birth. Credit card numbers were not exposed because they were not stored, and no exposure of login passwords was confirmed. The company said it had blocked access and reported the incident to the Personal Information Protection Commission, and was investigating with outside experts and notifying customers.
Read on BGR ↗Burger King hacked as security weaknesses raised across RBI brands
Burger King was hacked. The attackers criticized Burger King's security practices, and claims were raised that fellow RBI brands Tim Hortons and Popeyes also have vulnerabilities.
Read on Tom's Hardware ↗