ColoCrossing

What Happened

In May 2025, hosting provider ColoCrossing identified a data breach that impacted customers of their ColoCloud virtual server product. ColoCrossing advised the incident was isolated to their cloud/VPS platform and stemmed from a single sign-on vulnerability. 7k email addresses were exposed in the incident along with names and MD5-Crypt password hashes.

Compromised Data

Email addresses
Names
Passwords

Recommended Actions

Change Your Password

If you haven't changed your password on this service since the breach, do so immediately.

Enable Two-Factor Authentication

If 2FA is supported, add an extra layer of security to your account.

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Breach Overview

  • Affected Accounts:

    7.2 thousand

  • Breach Occurred:

    May 2025

  • Added to HIBP:

    3 Jun 2025

Recommended Actions

Change Your Password

If you haven't changed your ColoCrossing password since 2025, do so immediately.

Enable Two-Factor Authentication

Add an extra layer of security to your account.

1Password

Use 1Password to generate and store strong, unique passwords for all your accounts.

Try 1Password