Yellow Hat Reports Breach in Web Work Reservation System, Possible Leak of 1.8 Million Member Records
Japanese automotive retailer Yellow Hat disclosed that its Web Work Reservation System was compromised, potentially exposing personal data of up to 1,801,499 members. The intrusion was detected on August 18, 2026, after which investigators confirmed that customer information stored on the company's member server may have been exfiltrated. Affected records include names, telephone numbers, email addresses, and member numbers. Yellow Hat has notified law enforcement and Japan's Personal Information Protection Commission while contacting impacted individuals through multiple channels. The company is advising members to remain vigilant against unsolicited communications that could indicate misuse of the stolen data.
Security NEXTAug 31, 2026Translated from Japanese