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Coupang hit by network compromise

Incident
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Last updated
Happening score
H score 15
1 unique sources, 3 articles

Summary

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Coupang disclosed a data breach that exposed personal information from 33.7 million customer accounts, creating a major privacy and fraud risk for shoppers. The company said it detected unauthorized access on November 18, 2025 and linked the exposure to an incident on June 24, 2025. Exposed records included full names, phone numbers, email addresses, physical addresses, and order information, while payment data and passwords were not exposed.

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About this happening: Marquis disclosed a **data breach** that exposed personal and financial records tied to **672,075 people**, increasing the risk of identity theft and account fraud. The stolen inf...

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Seoul Metropolitan Police raid on Coupang breach records

Law Enforcement
First: 26.01.2026 15:00 Last: 26.01.2026 15:00 Sources 1

How related: The day before the resignation announcement, Yonhap reported that the Seoul Metropolitan Police Agency raided Coupang’s headquarters in southern Seoul to search for internal documents and records related to the breach.

About this happening: **Seoul Metropolitan Police Agency** raided **Coupang’s headquarters in southern Seoul** to search for **internal documents and records related to the breach**, escalating the off...

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Coupang impersonation phishing campaign shows victim surge

Campaign
First: 12.12.2025 20:28 Last: 12.12.2025 20:28 Sources 1

How related: In the meantime, the incident has sparked high-volume phishing activity in the country, affecting roughly two-thirds of its population, and the police have received hundreds of reports of Coupang impersonation since the start of the month.

About this happening: The **Coupang impersonation** phishing wave has escalated across **South Korea**, generating **hundreds of police reports** and reaching roughly **two-thirds of the population**....

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Private records from nine companies sold online

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First: 09.12.2025 18:57 Last: 09.12.2025 18:57 Sources 1

About this happening: Private personal records from **nine companies** were obtained and later sold online, exposing **64 million records** with identity and banking details. The set included **names,...

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Coupang customer data leak exposing 33.7 million records

Data Leak
First: 01.12.2025 17:45 Last: 01.12.2025 17:45 Sources 1

How related: On December 1, 2025, the company announced that it had suffered a data breach that exposed the personal data of 33.7 million customers, including names, email addresses, physical addresses, and order information.

About this happening: Coupang confirmed a **data leak** that exposed personal information for **33.7 million customers**, creating a broad impersonation and phishing risk. The exposed data included **n...

Latest development: 12.12.2025 20:28

Seoul Metropolitan Police Agency linked the Coupang customer data leak to a 43-year-old Chinese national who had worked at Coupang and was assigned to an authentication management system. Investigators said he left the company in 2024 but retained access to internal systems, and they continued gathering logs, access histories, user credentials, and other records from Coupang offices.

Open Happening

Timeline

  1. 30.12.2025 00:27 1 articles · 4mo ago

    Coupang announces compensation for breach victims

    Victim Impact Update

    Coupang announced $1.17 billion (1.685 trillion Won) in total compensation for 33.7 million customers whose information was exposed in the June 24 breach, with payouts beginning on January 15, 2026 and each customer receiving four single-use purchase vouchers totaling 50,000 won across Coupang products, Coupang Eats, Coupang Travel products, and R.LUX products.

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  2. 12.12.2025 20:28 1 articles · 5mo ago

    Coupang breach linked to former employee

    Attribution Update

    Seoul police linked Coupang's June 24, 2025 data breach to a former employee who retained access to internal systems after leaving in 2024, while investigators continued collecting logs, IP addresses, user credentials, and access histories at Coupang's offices.

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  4. 01.12.2025 18:29 2 articles · 5mo ago

    Coupang discovers unauthorized access and discloses exposure

    Initial Disclosure

    On November 18, 2025, Coupang became aware of unauthorized access affecting about 4,500 customer accounts, started an investigation, determined that personal information from 33.7 million accounts was exposed, and reported the incident to the National Police Agency, the Personal Information Protection Commission, and the Korea Internet & Security Agency. Coupang also stated that payment information and account passwords were not exposed.

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