If you are running a nulled script:

Starting a CPA (Cost Per Action) network using nulled scripts and themes is a high-risk approach that can lead to severe security, legal, and operational failures. While the low cost is tempting, the long-term damage to your reputation and data integrity often outweighs any initial savings. The Dangers of Nulled CPA Software

: Using pirated software is a form of copyright theft . Beyond ethics, it can lead to legal action, fines, or your hosting provider suspending your account for violating their Terms of Service.

If you are building a professional platform, look for legitimate, licensed scripts from reputable marketplaces like CodeCanyon that include: CPA Website Security Tips to Protect Your Clients

The "free" script costs nearly five thousand dollars more than the paid version.

This is the most immediate danger. When a hacker "nulls" a script, they are modifying the core code. They have the perfect opportunity to inject malicious code (malware, trojans, or backdoors) into the script before releasing it to the public.