US-listed ecommerce big Coupang (NYSE: CPNG), one among South Korea’s largest on-line retailers, has disclosed a five-month-long knowledge breach involving the non-public data of 33.7 million prospects in Korea.
The incident, the corporate says, got here to gentle on November 18, when it “turned conscious of unauthorized private knowledge entry” to roughly 4,500 buyer accounts.
“Subsequent investigation has revealed that the extent of buyer account publicity is about 33.7 million accounts, all in Korea,” a Coupang spokesperson informed SecurityWeek.
The corporate has revealed {that a} menace actor gained entry to prospects’ private data on June 24, 2025, “by way of abroad servers”.
Coupang says it instantly blocked the unauthorized entry, improved inside monitoring, and notified the related authorities in Korea, together with the Ministry of Science and ICT, the Private Info Safety Fee, the Korea Web Safety Company, and the Nationwide Police Company.
Through the five-month window, the menace actors accessed buyer names, electronic mail addresses, transport addresses, cellphone numbers, and order historical past.
“No cost particulars, bank card numbers, or login credentials had been uncovered so no account motion is required from Coupang customers right now,” the corporate stated.
In an incident discover on its web site, the corporate stated it could notify all affected people by way of electronic mail or textual content message.Commercial. Scroll to proceed studying.
“Defending all buyer data is Coupang’s high precedence. Coupang takes this obligation very critically and maintains complete knowledge safety and safety measures and processes,” Coupang CEO Park Dae-Joon stated in an apology message.
What the corporate didn’t say was who was chargeable for the info breach or how the intruders gained entry to its techniques.
In accordance with Yonhap Information Company, a former Coupang worker is the primary suspect within the investigation. The person, a Chinese language nationwide, has reportedly left the nation.
Whereas it’s primarily identified in South Korea, Coupang is a expertise and Fortune 150 firm included in Delaware that operates in 190 international locations and territories globally.
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