Tokyu Land Corporation security incident history
Hacking, data breaches and other security incidents involving Tokyu Land Corporation, with related coverage.
Tokyu Land websites breached; 4,082 personal information records potentially leaked
4.1KImpact: A total of 4,082 personal information records from two websites may have been leaked: 4,079 membership records and three inquiry records. An actual leak has not been confirmed.
Tokyu Land Corporation detected unauthorized access in the shared AWS server environment hosting websites it manages on October 19, 2026, and disclosed it on October 30. The attack exploited a CMS software vulnerability and inadequate server access permission settings, potentially exposing 4,079 GREEN CROSS PARK membership records and three GREENUP Cooldown Project inquiry records. The company urgently took the affected sites offline and carried out security measures and an investigation, but no actual data leak has been confirmed.
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