Estante Virtual data breach: 5.4M accounts exposed
Severity: high · Patch status: no-fix-needed · Since 2023-11-29
In February 2019, the Brazilian book store Estante Virtual suffered a data breach that impacted 5.4M customers. The exposed data included names, usernames, email and physical addresses, phone numbers, dates of birth and unsalted SHA-1 password hashes. Exposed data: dates of birth, email addresses, names, passwords, phone numbers, physical addresses, usernames. The breach dates from Feb 28, 2019; Have I Been Pwned loaded it on Nov 29, 2023.
What to do
- If you had a Estante Virtual 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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