If you're using nulled cPanel to host client websites, you're exposing every customer to risk. When (not if) the nulled software is compromised:
When you download a nulled version from torrent sites, forums, or file-sharing platforms, you're downloading software modified by unknown third parties. Security researchers have consistently found that over 95% of nulled control panel software contains:
cPanel offers Solo licenses for $15.99/month designed for single-domain users. This is fully legal and includes security updates.