Installing nulled WordPress themes is risky as many are infected with viruses or harmful code. It is essential to scan your WordPress themes and plugins for malicious code to detect malware and prevent WordPress hacking in 2024. Using the WP Hacked Help malware scanner is the fastest way to detect malware and malicious code. Alternatively, you can install TAC, available on WordPress.org. A nulled theme refers to a cracked or hacked version of a WordPress theme. Essentially, it is a premium WordPress theme that is made available for free (illegally). The main drawback of using a nulled theme is that it is not officially developed by the original creator. This means you might encounter numerous bugs and issues, especially if you are not familiar with troubleshooting them. WordPress now offers premium themes in its latest versions that are highly secure and resistant to malware. Unfortunately, free themes are often the easiest targets for web attackers.