Costco.com.tw

A data security incident involving the Taiwan division of the multinational retail giant Costco surfaced regarding its online platform costco.com.tw. The breach exposed a significant amount of customer personal information due to a misconfiguration or unauthorized access by external threat actors. The leaked data includes sensitive details used for membership management and online shopping transactions. This incident highlights vulnerabilities in large scale retail web platforms and the risks associated with storing extensive consumer profiles including contact details and identification numbers.