Coupang security incident history
Hacking, data breaches and other security incidents involving Coupang, with related coverage.
Coupang breach exposes about 33.7 million customer personal information records
33.7MImpact: About 33.7 million customer personal information records
About 33.7 million customer personal information records, including delivery addresses and order histories, were leaked from Coupang. Coupang launched an investigation after receiving a customer complaint on November 16, 2025, and the theft of authentication keys by a former employee was subsequently identified as the cause. Coupang recommended changing shared building entrance codes, and the personal data breach led to financial penalties and dispute mediation.
Related reports: 678 · last report →Data of about 135,000 Coupang couriers and 22,440 customers leaked
135KImpact: Real names and phone numbers of about 135,000 couriers and information on 22,440 orderers and recipients
The real names and phone numbers of about 135,000 Coupang Eats couriers were exposed, and information on 22,440 orderers and recipients was leaked through the seller system. The Personal Information Protection Commission (PIPC) imposed fines and penalties totaling about 1.6 billion won for violations including failures in safeguards and breach notification obligations. A class action lawsuit was later filed over the leak of Coupang Eats couriers' personal data.
Related reports: 4 · last report →