ASOS security incident history
Hacking, data breaches and other security incidents involving ASOS, with related coverage.
ASOS cyber incident exposes customer information and disrupts operations
Impact: Approximately 2–4% decline in gross merchandise value and unauthorized access to basic customer information
ASOS experienced a cyber incident on October 6, 2026, and an external investigation confirmed unauthorized access to basic customer information. ASOS suspended marketing and customer management activities as a precaution, causing disruption primarily to its UK operations. Gross merchandise value fell by approximately 2–4% following the incident.
Related reports: 2 · last report →ASOS Customer Data Accessed and Hack Alert Sent Through App
Impact: Customers' personal data including names and contact details; number of people affected unknown
Unauthorized access to customer data occurred at UK fashion retailer ASOS, and an abnormal notification claiming a hack and threatening a data leak was sent to customers' app. ASOS confirmed unauthorized access to customers' names and contact details. It later emerged that the sample obtained by the attacker also included dates of birth and search histories, showing the damage was broader than first disclosed.
Related reports: 37 · last report →ASOS US data breach compromises financial information of 138,000 people
138KImpact: Financial information and more of 138,000 people
A data breach at ASOS in the US affected 138,000 people. The damage included financial information.
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