Facebook Marketplace Data Breach and Leak (October 2023)
facebook.com
About This Breach
In October 2023, a cybercriminal breached a Meta contractor's systems, stealing a partial database from Facebook Marketplace containing 200,000 records. The data leaked on a hacker forum by "IntelBroker" included mobile numbers, email addresses, and other personal details of users. The exposure raises significant privacy concerns, with potential for phishing and SIM swap attacks.
Data Exposed
Breach Details
| Breach Type | Data Breach |
| Searchable | Yes |
| Verified | Yes |
| Sensitive Data | No |
| Reference | https://www.bleepingcomputer.com/news/security/200-000-facebook-marketplace-user-records-leaked-on-hacking-forum/ (opens in new tab) |
Frequently Asked Questions
How do I check if I was in the Facebook Marketplace breach?
Type your email address into the search box on our data breach check page. If it appears in the Facebook Marketplace breach, or any other, you'll see the breach name, date and what was exposed. It's free and nothing you type is stored.
When did the Facebook Marketplace data breach happen?
Facebook Marketplace was breached in Oct 2023. The breach was added to the XposedOrNot index on February 22, 2024.
How many records were exposed in the Facebook Marketplace breach?
77,569 records were exposed, making it the #727 largest of the 796 breaches in our index.
What data was exposed in the Facebook Marketplace breach?
The exposed data includes: Email addresses, Names, Passwords, Geographic locations, Phone numbers.
What should I do if I was affected by the Facebook Marketplace breach?
Change your password on Facebook Marketplace and anywhere you reused it, and make the new one long and unique. Turn on two-factor authentication, and set up free breach alerts on XposedOrNot so you know the moment your email appears in a new breach.
More Information Technology Breaches
What Should You Do?
Change Your Passwords
Passwords were strongly hashed, but change it anyway if you reused it elsewhere. Make the new one long and unique.
Enable Two-Factor Authentication
Add 2FA on all supported accounts using an authenticator app like Google Authenticator or Authy.
Watch for Phishing Calls & SMS
Be cautious of unexpected calls or texts asking for personal information.
Monitor Your Accounts
Set up login alerts and review account activity regularly for suspicious access.
Use a Password Manager
Never reuse passwords: use a password manager to generate unique ones for each account.