Important Vulnerability on Advanced Custom Fields Plugin for WordPress

When it comes to building and managing professional-quality web sites, content management systems have become the default way to do that. WordPress is by far the most popular CMS: it’s used to build and manage around six out of every 10 sites.

The popularity of WordPress makes it a prime target for hackers. In one of our regular investigations, we recently encountered a particular strain of malware that targeted it. Here’s an analysis of that malware that we’d like to pass on to sysadmins.

Hackers will use any method they can to infect your server.

Just because a web site is using plain HTML, doesn’t mean it’s safer than one built on PHP. In this article are seven common examples of obfuscated malware and their de-obfuscated equivalents. To complement my article on PHP malware obfuscation (php goto), this article will look at obfuscation using plain HTML and JavaScript. Additionally, read our website hosting security article and learn how to keep your website secure in 2021.

Imunify’s Malware Intelligence Team has been witnessing an increase in malware samples using the goto programming construct. Here’s a chart showing the recent surge of malware using goto as an obfuscating mechanism.

There’s a dangerous new malware affecting Linux and IoT devices known as HiddenWasp. In this article, I’ll dissect it to show you how it works and how you can stop it infecting your Linux server or IoT device.