Canadian Tire Data Breach Impacts 38 Million Accounts

More than 38 million accounts were affected by an October 2025 data breach at Canadian retail giant Canadian Tire.

The incident was discovered on October 2 and involved unauthorized access to an e-commerce database, the company said.

“The database contained basic personal information for customers who have an e-commerce account with one or more of Canadian Tire, SportChek, Mark’s/L’Équipeur and Party City,” the retail giant announced in October.

Canadian Tire said at the time that the compromised information included names, email addresses, dates of birth, encrypted passwords, and, in some cases, incomplete credit card numbers.

Fewer than 150,000 accounts had date of birth details compromised, the company said.

Canadian Tire also underlined that the password and credit card information could not be used to access users’ accounts or to perform fraudulent transactions and purchases, and that no Canadian Tire Bank information or Triangle Rewards loyalty data ...