2026 KB Capital — lease system hack; 1,811 people
Data compromised
20 customers: name, date of birth, mobile, address, vehicle registration. 1,791 partner staff and employees: user account, name, mobile, phone, department, company, title. Passwords and financial-transaction systems not named. Company says it will compensate proven loss in full. recordsAffected 1811. Possible double-count if a person sits in both buckets; unpublished.
Technical writeup
Company notice via Chosun Biz and FN. 20+1791=1811. Not KB Securities. Not KDB Capital.
Root cause
Chosun Biz 13 November 2026: on 10 November KB Capital found abnormal lookups on the vehicle-lease asset system while handling a server load spike from domestic IPs. System and servers stopped. FSS notified the same day. Third Korean capital-finance hit after Hyundai Capital and KDB Capital. Lookup page on the company site. Count may still move.