Boulanger data breach: 2.1M accounts exposed
Severity: medium · Patch status: no-fix-needed · Since 2025-04-08
In September 2024, French electronics retailer Boulanger suffered a data breach that exposed over 27M rows of data. The data included 2M unique email addresses along with names, physical addresses, phone numbers and latitude and longitude. The data was later publicly published to a popular hacking forum. Exposed data: email addresses, geographic locations, latitude and longitude pairs, names, phone numbers, physical addresses. The breach dates from Sep 6, 2024; Have I Been Pwned loaded it on Apr 8, 2025.
What to do
- If you had a Boulanger 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
All live incidents on Threat Watch