Many free themes are scattered on the internet from various sources, there are also nulled themes, premium themes that have been cracked and spread. If you want to build a blog or website and use a free theme you have to be careful and be aware of the possibility of malicious code embedded in the theme you want to use. Do a test first if you don’t want problems someday on your blog.
There are great and free tools to check and scan your WordPress site for potentially dangerous or unwanted code in your WordPress theme. With this tool you can perform regular checks of your site by scanning for potentially dangerous code. In this article, I will show you several ways to check by scanning the potentially dangerous code of your WordPress site’s themes and plugins.
Theme Authenticity Checker (TAC) is a free plugin that scans all of your WordPress theme files for potentially dangerous or unwanted code.
Often hackers target themes to inject links, using this plugin you can check the code for potentially language. When the code is found, TAC displays the path to the theme file, lines of code, and small snippets of malicious code detected by the TAC plugin.
Exploit Scanner is another free WordPress plugin that is much more powerful than Theme Authenticity Checker as it searches all your installed WordPress files and databases. These plugins check for signs that might indicate if your installation has fallen victim to malicious hackers.
Note: Maybe the code or link found is not potentially dangerous, so you have to make sure before you delete it.
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