Vulnerability & Patch Roundup — March 2025
Sucuri Malware Research Team 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…
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Security Advisory
234 posts
Hidden Malware Strikes Again: Mu-Plugins Under Attack
Puja Srivastava At Sucuri, our security researchers continually monitor for new malware variants and infection techniques targeting WordPress websites. Recently, we’ve uncovered multiple cases where threat actors…
Fake Cloudflare Verification Results in LummaStealer Trojan Infections
Ben Martin Today’s blog post will be a follow up to a previous article we posted a few weeks ago: We continue to see new variants of…
Cascading Redirects: Unmasking a Multi-Site JavaScript Malware Campaign
During a recent website security investigation, we uncovered a malicious JavaScript injection affecting a WordPress website. The infection was responsible for redirecting visitors to unwanted…
Vulnerability & Patch Roundup — February 2025
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…
Fake WordPress Plugin Impacts SEO by Injecting Casino Spam
Kayleigh Martin Injecting malware via a fake WordPress plugin has been a common tactic of attackers for some time. This clever method is often used to bypass…
WordPress ClickFix Malware Causes Google Warnings and Infected Computers
Since December of last year there has been a new fake Google reCAPTCHA campaign making its way through the WordPress world. Very similar to malware…
When Spam Hides In Plain Sight
Matt Morrow We recently worked on an interesting case where Casino spam was visible in the page source, but couldn’t be located in any of the usual…
Hidden Backdoors Uncovered in WordPress Malware Investigation
At Sucuri, we often encounter cases where malware is deeply embedded in websites, hidden in files and scripts that can easily escape detection. In this…
Magento Credit Card Stealer Disguised in an <img> Tag
Recently, we had a client come to us concerned that their website was infected with credit card stealing malware, often referred to as MageCart. Their…
Google Tag Manager Skimmer Steals Credit Card Info From Magento Site
At Sucuri, we are committed to protecting websites from malware and other cyber threats. Recently, we were contacted by a customer who had experienced credit…