Science & Tech · Cybersecurity · 2 hrs ago
Burger King Japan operator says 11.18 million customer records exposed
BK Japan says 11.18 million customer records were exposed after unauthorized access to a server managing data from its official smartphone app.
The records include names, birth dates, email addresses, phone numbers and gender.
Credit card information was not compromised, because the company does not store it.
BK Japan says it has not confirmed any fraudulent use of the exposed information and is investigating.
The breach adds to a series of data leaks affecting Japanese companies in recent weeks.
The exposure puts personal contact and identity details at risk, though no misuse has been confirmed.
BK Japan is still investigating how much information was affected.
BK Japan said 11.18 million customer records were exposed through unauthorized access to a server managing data from its official smartphone app.
The exposed information includes names, dates of birth, email addresses, phone numbers and gender.
The company said it has not confirmed any fraudulent use of the information and is investigating.
Credit card information was not compromised because the company does not store it.
BK Japan said it became aware of the potential breach in February and needed time to determine its extent.
- Who
- BK Japan, the operator of Burger King in Japan.
- What
- It reported that 11.18 million customer records were exposed through unauthorized server access.
- When
- The company reported the breach on Thursday, Oct. 15, 2026. It said it became aware of the potential breach in February.
- Where
- On a server managing data from Burger King's official smartphone app in Japan.
- Why
- The records were exposed through unauthorized access. The motive is not stated.
This story does not have two clearly opposing sides.
BK Japan became aware of the potential data breach.
BK Japan reported that 11.18 million customer records had been exposed.
- Records exposed
- 11.18 million
- Data source
- Server managing Burger King's official smartphone app
- Information exposed
- Names, dates of birth, email addresses, phone numbers and gender
- Credit card data
- Not stored by the company and not compromised
- Reported
- Oct. 15, 2026