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  5. BK Japan Discloses Data Breach Affecting 11.18 Million Burger King App Accounts
CybersecurityMAG 7AI: Bearish
•
2026-10-16•2 min read

BK Japan Discloses Data Breach Affecting 11.18 Million Burger King App Accounts

Zubiqo Take
QuoteThreads

“Another loyalty app turns into a massive PII honeypot, demonstrating that even when payment details are walled off, basic consumer profiles remain highly vulnerable targets for broad phishing operations.”

BK Japan Discloses Data Breach Affecting 11.18 Million Burger King App Accounts
📷 Image Source: MLex

Executive Summary

  • •BK Japan disclosed that unauthorized access may have exposed personal data for roughly 11.18 million Burger King app accounts.
  • •The breach occurred between October 2 and October 7, compromising names, emails, phone numbers, and birth dates.
  • •Credit card information was not affected, and the incident has been formally reported to Japanese regulators.

Community Sentiment

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Key Developments & Data

BK Japan reported that personal information linked to approximately 11.18 million Burger King app accounts may have been exposed. An unidentified third party maintained unauthorized access to the company's systems between October 2 and October 7. The potentially leaked data includes customer names, email addresses, phone numbers, and dates of birth. BK Japan confirmed that credit card details were not compromised during the security incident. The operator has officially reported the breach to Japan's Personal Information Protection Commission.

Zubiqo Strategic Assessment

Primary Impact

Burger King app users in Japan and regional fast-food franchise data systems.

Strategic Shift

The continued targeting of consumer retail loyalty applications for high-volume Personally Identifiable Information (PII) harvesting.

The Ripple Effect

Affected customers face an increased risk of targeted phishing and social engineering attacks utilizing their verified contact information and birth dates.

This intelligence assessment is generated by Zubiqo's AI for informational purposes only.

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#burger king#japan#data breach#cybersecurity#pii
Read original on MLex
Zubiqo MethodologyAI Synthesis

Synthesized from linked market reporting using AI extraction under Zubiqo's editorial standards. Have a correction? Contact our desk.

Event Magnitude7 / 10
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