Vulnerability Description
NiceHash QuickMiner 6.12.0 perform software updates over HTTP without validating digital signatures or hash checks. An attacker capable of intercepting or redirecting traffic to the update url and can hijack the update process and deliver arbitrary executables that are automatically executed, resulting in full remote code execution. This constitutes a critical supply chain attack vector. NOTE: the Supplier reports that the existence of an http://update.nicehash.com URL is a fabrication, and that there is no other use of HTTP (rather than HTTPS).
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nicehash | Quickminer | 6.12.0 |
Related Weaknesses (CWE)
References
- https://medium.com/@princep49036142/hijacking-the-miner-how-nicehashminers-auto-Exploit
- https://medium.com/@princep49036142/hijacking-the-miner-zero-click-rce-in-nicehaThird Party Advisory
- https://medium.com/@princep49036142/hijacking-the-miner-how-nicehashminers-auto-Exploit
FAQ
What is CVE-2025-56513?
CVE-2025-56513 is a vulnerability with a CVSS score of 9.8 (CRITICAL). NiceHash QuickMiner 6.12.0 perform software updates over HTTP without validating digital signatures or hash checks. An attacker capable of intercepting or redirecting traffic to the update url and can...
How severe is CVE-2025-56513?
CVE-2025-56513 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-56513?
Check the references section above for vendor advisories and patch information. Affected products include: Nicehash Quickminer.