Website Security

Chinese Gambling Spam Targets World Cup Keywords

Since 2018, our team has been tracking an interesting type of website infection where the <title> tag of a hacked website is changed to Chinese text — changes which are clearly seen in the website’s search results and source code. However, when you open the affected website in a JavaScript-enabled web browser, the site operates

[ Read More ]

WordPress Vulnerability & Patch Roundup November 2022

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises. To help educate website owners on emerging threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this

[ Read More ]

New Wave of SocGholish cid=27x Injections

On November 15th, Ben Martin reported a new type of WordPress infection resulting in the injection of SocGholish scripts into web pages. The attack loads zipped malicious templates from WordPress theme and fake plugins files before extracting the SocGholish script, which is saved as an encrypted value inside the wp_option table of the WordPress database.

[ Read More ]

How to Fix the “This Site May Harm Your Computer” Warning

Most modern web browsers and search authorities like Google have a vested interest in protecting their users from malware. Warning messages like “This site may harm your computer” are a clear way for services to educate and protect end users from accessing malicious websites. A hacked website can result in a plethora of headaches: unwanted

[ Read More ]

New SocGholish Malware Variant Uses Zip Compression & Evasive Techniques

Readers of this blog should already be familiar with SocGholish: a widespread, years-long malware campaign aimed at pushing fake browser updates to unsuspecting web users. Once installed, fake browser updates infect the victim’s computer with various types of malware including remote access trojans (RATs). SocGholish malware is often the first step in severe targeted ransomware

[ Read More ]

Top 12 Website Hardening Tips

Attackers are always on the hunt for vulnerable websites. Whether you have a WordPress, Magento, or Joomla website — you’ll want to take steps to keep your site and server secure. In today’s post, we’ll be outlining the top twelve steps you can take to harden your website and enhance the security of your environment.

[ Read More ]

Massive ois[.]is Black Hat Redirect Malware Campaign

Since September 2022, our research team has tracked a surge in WordPress malware redirecting website visitors to fake Q&A sites via ois[.]is. These malicious redirects appear to be designed to increase the authority of the attacker’s sites for search engines. PublicWWW results show nearly 15,000 websites have been affected by this malware so far. Our

[ Read More ]

What Is Cross-Origin Resource Sharing (CORS)?

Thanks to the rapid growth of JavaScript frameworks like Angular, React, and Vue, Cross-Origin Resource Sharing (CORS) has become a popular word in the developer’s vocabulary — and for good reason. It’s common practice for modern web applications to load resources from multiple domains. But accessing these website resources from different origins requires a thorough

[ Read More ]

Wordfence Evasion Malware Conceals Backdoors

Malware authors, with some notable exceptions, tend to design their malicious code to hide from sight. The techniques they use help their malware stay on the victim’s website for as long as possible and ensure execution. For example — obfuscation techniques, fake code comments, naming conventions for injections that deploy SEO spam, redirect visitors to

[ Read More ]

What is the 503 Service Unavailable Error & How to Fix It

Imagine for a moment that you’re searching for a topic. You find what you’re looking for on the first page of Google’s search results and click through to the website. But instead of the expected web page, you find yourself staring down the barrel of a 503: Service Unavailable error message. You’re going to immediately

[ Read More ]