Canadian Tire data breach: 38.3M accounts exposed
Severity: high · Patch status: no-fix-needed · Since 2026-02-25
In October 2025, retailer Canadian Tire was the victim of a data breach that exposed almost 42M records. The data contained 38M unique email addresses along with names, phone numbers and physical addresses. Passwords were stored as PBKDF2 hashes and for a subset of records, dates of birth and partial credit card data were also included (card type, expiry and masked card number). In its disclosure notice, Canadian Tire advised that the incident did not impact bank account information or loyalty program data. Exposed data: dates of birth, email addresses, genders, names, partial credit card data, passwords, phone numbers, physical addresses. The breach dates from Oct 2, 2025; Have I Been Pwned loaded it on Feb 25, 2026.
What to do
- If you had a Canadian Tire account, change its password and the password of any other account that reused it.
- Turn on multi-factor authentication wherever it is offered.
- Check whether your addresses are in this breach at https://haveibeenpwned.com.
- Expect targeted phishing that quotes the leaked details; verify any unexpected contact out of band.
Sources
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