If You Reuse Passwords, the 5280 Realty Breach Should Worry You

HEROIC analysts found a dataset tied to 5280 Realty, a now-defunct U.S. real estate website, posted to a hacking forum on August 26, 2018. The file contains 12,829 records pairing email addresses with MD5 password hashes, making it one of the larger real estate sector leaks HEROIC has tracked.

Why the 5280 Realty Breach Is Dangerous

MD5 is a weak hashing method that modern hardware can crack quickly for many common passwords. Once cracked, the password behind each hash becomes usable just like a plaintext leak, meaning anyone who reused their 5280 Realty password on another account is at risk of that account being accessed directly.

What Was Exposed

• Email addresses
• MD5 password hashes

Why This Matters

Real estate platforms often collect accounts from people managing significant financial transactions, which makes reused credentials from a site like 5280 Realty particularly appealing to attackers running credential stuffing campaigns against banking or email accounts tied to home purchases and property management.

How This Database Breach Became a Combolist

This incident is classified as a database breach that was later repackaged into a combolist, a compiled file of email and password pairs used to automate login attempts across many sites. Because 5280 Realty is no longer operating, there is no company left to notify affected users, leaving individuals to protect themselves.

Check If You Are Affected

Don't leave it to chance. HEROIC's free breach scanner checks your email against more than 400 billion leaked records, including this 5280 Realty dataset, so you can find out immediately if your credentials need to be changed.