Nulled modules often contain hidden backdoors and malicious code.
The phrase refers to a pirated version of a commercial PrestaShop module that has been cracked to remove licensing checks, allowing it to be used without payment.
A nulled module is a pirated version of a paid plugin. Hackers "nullify" the license check code, allowing it to be installed without a valid purchase key. While they look and function like the original on the surface, they are often modified in ways that are invisible to the average user. The Hidden Risks of Using Nulled Software