Coupang confirms 33M accounts accessed in cyber breach; to issue $1.2B in customer vouchers

Coupang, Inc.

• Perpetrator accessed 33M accounts using stolen security key; only retained data from ~3,000 accounts (name, email, address, phone, 2,609 building codes). No payment or login data.
• All user data deleted and never shared with third parties; perpetrator identified, cooperating, devices recovered from river.
• Coupang to issue ~1.685 trillion won ($1.2B) in purchase vouchers starting Jan 15, 2026, to all 33.7M notified customers.
• Vouchers total 50,000 won per customer; reduce revenue recognized per transaction; forensic firms Mandiant, Palo Alto Networks, EY involved.
• Government coordinated investigation; Coupang cooperated fully and submitted all devices to authorities.