
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
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.
Use a password manager to generate and store strong, unique passwords for all your accounts. 1Password helps protect your data with industry-leading security.
Try 1PasswordBreach Overview
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Affected Accounts:
7.2 thousand
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Breach Occurred:
May 2025
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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.