ColoCrossing Data Breach: 7,183 Accounts Compromised in May 2025
Discover the details of the ColoCrossing data breach in May 2025, affecting 7,183 accounts. Learn about the vulnerabilities and implications.
TL;DR
In May 2025, ColoCrossing experienced a data breach impacting 7,183 accounts due to a single sign-on vulnerability. The exposed data included email addresses, names, and MD5-Crypt password hashes.
ColoCrossing Data Breach: Key Details
In May 2025, hosting provider ColoCrossing identified a significant data breach affecting its ColoCloud virtual server product. The incident, stemming from a single sign-on vulnerability, was isolated to their cloud/VPS platform. As a result, 7,183 email addresses, along with names and MD5-Crypt password hashes, were exposed1.
Impact and Scope
The breach specifically targeted ColoCrossing’s cloud and VPS infrastructure, highlighting the vulnerabilities in their single sign-on mechanism. This incident underscores the importance of robust cybersecurity measures in protecting sensitive user information.
Exposed Data
The compromised data includes:
- Email Addresses: 7,183 email addresses were exposed.
- Names: Corresponding names of the account holders.
- Password Hashes: MD5-Crypt password hashes, which, although encrypted, pose a risk if decrypted.
Conclusion
The ColoCrossing data breach serves as a reminder of the ongoing threats in the cybersecurity landscape. Users and organizations must remain vigilant and implement strong security practices to safeguard against such vulnerabilities.
Additional Resources
For further insights, check:
References
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(2025). “ColoCrossing Data Breach”. Have I Been Pwned. Retrieved 2025-06-03. ↩︎