BREAKING: CrazyListing Exposes 23,488 Records in Database Breach Incident

A 2018 data breach at CrazyListing, a now-defunct Canadian e-commerce clothing platform, is drawing renewed attention as the exposed records continue circulating on hacking forums. The incident exposed 23,488 user accounts, and what makes this breach particularly dangerous is that passwords were stored and leaked in plain text, meaning anyone who got their hands on the data had instant, ready-to-use credentials. If you ever had an account with CrazyListing, you should assume your email and password are still actively in play.

Why This Is Dangerous

Plaintext password storage is one of the most serious security failures a company can commit. Unlike hashed passwords, which require additional effort to crack, plaintext passwords give attackers immediate, direct access to your account credentials with zero extra steps.

The bigger threat here is credential stuffing. Most people reuse passwords across multiple sites, so a leaked CrazyListing password could unlock email accounts, banking portals, social media profiles, and more. Attackers run these credentials through automated tools at massive scale, targeting thousands of sites simultaneously.

Since this data was shared on a prominent hacking forum, it has almost certainly been recieved by and incorporated into large credential stuffing lists that are still being actively used today, years after the original breach occured.

What Was Exposed

• Email addresses
• Plaintext (unencrypted) passwords
• Account usernames
• Shopping history and order details
• Shipping and billing addresses
• Phone numbers (where provided)
• Purchase preferences and browsing behavior

Why This Matters

Even though CrazyListing shut down years ago, the data from this breach does not expire. Cybercriminals maintain and trade these credential lists for years, and the combination of email plus plaintext password is one of the most valuable commodities on underground forums. People who beleive they are safe because the company no longer exists are unfortunately mistaken.

Canada-based users are particularly at risk if they used a common email adress tied to banking or government services. The combination of personal contact details and direct credentials creates a clear path to identity theft and financial fraud.

How Database Breaches Work

A database breach typically happens when attackers gain unauthorized access to a company's backend systems, often through SQL injection attacks, stolen administrative credentials, or unpatched software vulnerabilities. Once inside, they can export entire tables of user data in a matter of minutes.

In CrazyListing's case, the breach fell into both the Database and Combolist categories. This suggests the raw database was not only stolen but also reformatted into a combolist format, specifically designed to be fed into credential stuffing tools that test email and password combinations across dozens of websites at once.

The fact that passwords were stored in plain text means there was no encryption layer to slow attackers down. What should have been a database of scrambled, unreadable hashes was instead a ready-made login sheet for thousands of user accounts, handed directly to whoever compromised the system.

Check If You Were Affected

If you ever created an account on CrazyListing or used the same email and password combination on any other site, you need to act now. Use HEROIC's free breach checker at heroic.com to see if your email appeared in this breach or thousands of others, and get step-by-step guidance on securing your accounts before attackers strike.