If you run a website, you know that a single unpatched vulnerability can take your site offline, damage your reputation, or leave you cleaning up after an attack. Most compromises we see start with automated attacks targeting known software flaws, often the same ones that have already been reported and disclosed.

To help you stay ahead of these threats, we’ve put together this month’s roundup of critical security updates and vulnerability patches affecting the WordPress ecosystem.

Continue reading Vulnerability & Patch Roundup — May 2026 at Sucuri Blog.

If your WordPress site goes offline, every minute costs you lost sales, missed leads, and a dent in visitor trust. Search engines may start flagging errors, and customers see a blank page instead of your business. In that moment, the pressure is real:

What broke, and how do you get back online before the damage adds up?

The good news is that most WordPress outages are fixable. In most cases, your site isn’t lost, it’s blocked by something like a plugin conflict, server hiccup, database error, expired domain, SSL problem, sudden traffic spike, or malware infection.

Continue reading WordPress Site Down? Here’s How to Get Back Online at Sucuri Blog.

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 about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup — April 2026 at Sucuri Blog.

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 about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup — March 2026 at Sucuri Blog.

Every year, thousands of WordPress sites get compromised, and a surprising number of those infections trace back to a single decision: installing a nulled plugin.

Nulled plugins promise premium features for little or no money. The problem is that the “savings” often come attached to malware, broken update paths, SEO damage, and legal headaches that cost far more than a legitimate license ever would. It might seem like a harmless shortcut, but it’s one that can unravel everything you’ve built online.

Continue reading The Security Risks of Using Nulled WordPress Plugins at Sucuri Blog.

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 about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup — February 2026 at Sucuri Blog.

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 about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup — January 2026 at Sucuri Blog.

Last month, while working on a WordPress cleanup case, a customer reached out with a strange complaint: their website looked completely normal to them and their visitors, but Google search results were showing something very different.

Instead of normal titles and descriptions, Google was displaying casino and gambling-related content. We have been seeing rising cases of spam on WordPress websites. What made this even more confusing was where the spam was appearing.

Continue reading Shadow Directories: A Unique Method to Hijack WordPress Permalinks at Sucuri Blog.

Some attackers are increasingly moving away from simple redirects in favor of more “selective” methods of payload delivery. This approach filters out regular human visitors, allowing attackers to serve malicious content to search engine crawlers while remaining invisible to the website owner.

What did we find?

During a malware investigation, we identified a selective content injection attack inside the main index.php file of a WordPress website.

Instead of always loading WordPress normally, this modified file checks who is visiting the site.

Continue reading Malware Intercepts Googlebot via IP-Verified Conditional Logic at Sucuri Blog.

We recently investigated a case involving a WordPress website where a customer reported persistent fake pop-up notifications appearing on their site. The warnings were urging them to update their browser (Chrome or Firefox), even though their software was already fully up-to-date.

What made this case particularly unique was the targeting. The fake alerts were not visible to regular visitors on the public-facing site. They only appeared when the site owner was logged into the wp-admin dashboard.

Continue reading Fake Browser Updates Targeting WordPress Administrators via Malicious Plugin at Sucuri Blog.

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 about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup — December 2025 at Sucuri Blog.

During a recent investigation, we discovered a sophisticated WordPress backdoor hidden in what appears to be a JavaScript data file. This malware automatically logs attackers into administrator accounts without requiring any credentials.

In September, we published an article showcasing another WordPress backdoor that creates admin accounts. This new variant takes a different approach by hijacking existing administrator sessions instead of creating new accounts, making it harder to detect through user audits.

What turned up during our review

The file was disguised as a JavaScript asset in a PHP file located in the WordPress admin wp-admin/js directory, but it was really all PHP.

Continue reading WordPress Auto-Login Backdoor Disguised as JavaScript Data File at Sucuri Blog.

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 about potential threats to their environments, we’ve compiled a list of important security updates and vulnerability patches for the WordPress ecosystem this past month.

The vulnerabilities listed below are virtually patched by the Sucuri Firewall and existing clients are protected.

Continue reading Vulnerability & Patch Roundup — November 2025 at Sucuri Blog.

Online casino spam has been without a doubt one of the most prevalent types of spam content that we’ve seen on infected websites in recent years. An extremely common method of promoting low-quality or otherwise undesirable websites is for spammers to hack websites and fill them full of backlinks to pump their SEO. Historically this has been most common with pharma spam as well as essay writing services, knockoff designer goods and others. However, in the last period there’s been an unmistakable shift to online casinos.

Continue reading Slot Gacor: The Rise of Online Casino Spam at Sucuri Blog.