535 matches found
Russian Hacktivist Group Targets Political Websites with DDOS Attacks
A Russian hacktivist group calling itself “The People’s Cyberarmy” called on its members to target the American Democratic party website at with DDOS Distributed Denial of Service attacks this morning, November 8th, 2022, which is Election Day in the United States. A post in their Telegram channe...
Missing Authorization Vulnerability in Blog2Social Plugin
On October 5, 2022, the Wordfence Threat Intelligence team responsibly disclosed a Missing Authorization vulnerability in Blog2Social, a WordPress plugin installed on over 70,000 sites that allows users to set up post sharing to various social networks. Vulnerable versions of the plugin make it...
Wordfence Premium Price Increase Coming in December – The First Since 2016
It has been over 6 years since we last raised our prices. Since then our team has more than doubled in size and we have introduced significant improvements to the core Wordfence product, launched a range of free and paid products, and introduced new services that include 24 hour incident response...
What Does The Fox Hack? Breaking Down the Anonymous Fox F-Automatical Script
While performing routine security research, one of our threat analysts discovered the latest version of a Command and Control C2 script, which is referred to as F-Automatical within the script’s code and was commonly known as FoxAuto in older versions. This is the seventh version of this automati...
Wordfence Intelligence Launches New Malware Hash Feed!
Today, the Wordfence team is launching a Malware Hash Feed as part of our Wordfence Intelligence API. This gives our Enterprise users another way to rapidly and definitively identify malware targeting web applications. As the world’s foremost WordPress security provider, Wordfence has an expertly...
Threat Advisory: Monitoring CVE-2022-42889 “Text4Shell” Exploit Attempts
On October 17, 2022, the Wordfence Threat Intelligence team began monitoring for activity targeting CVE-2022-42889, or “Text4Shell” on our network of 4 million websites. We started seeing activity targeting this vulnerability on October 18, 2022. Text4Shell is a vulnerability in the Apache Common...
Two Weeks of Monitoring ProxyNotShell (CVE-2022-41040 & CVE-2022-41082) Threat Activity
The Wordfence Threat Intelligence team has been monitoring exploit attempts targeting two zero-day vulnerabilities in Microsoft Exchange Server tracked as CVE-2022-41040 and CVE-2022-41082, collectively known as ProxyNotShell. These vulnerabilities are actively being exploited in the wild. At the...
Patch Now: The WordPress 6.0.3 Security Update Contains Important Fixes
The WordPress 6.0.3 Security Update contains patches for a large number of vulnerabilities, most of which are low in severity or require a highly privileged user account or additional vulnerable code in order to exploit. As with every WordPress core release containing security fixes, the Wordfenc...
Threat Advisory: CVE-2022-40684 Fortinet Appliance Auth bypass
This morning, the Wordfence Threat Intelligence team began tracking exploit attempts targeting CVE-2022-40684 on our network of over 4 million protected websites. CVE-2022-40684 is a critical authentication bypass vulnerability in the administrative interface of Fortinet’s FortiGate firewalls,...
National Cyber Security Awareness Month: You Could Be the Biggest Threat to Your WordPress Site
October is National Cyber Security Awareness Month in the U.S., and this year’s theme is “See Yourself in Cyber.” What is really being said by this theme is that we all have a role to play in cyber security, whether we work in the industry or not. With this in mind, the Cybersecurity and...
Wordfence 7.7.0 Is Out! Here Are The Changes
Wordfence 7.7.0 has just been released and as usual, it includes several awesome enhancements and updates for our security conscious WordPress publishers and e-commerce websites. This post goes into a little more detail on each change weve included. We dont usually post additional detail like thi...
Cross-Site Scripting: The Real WordPress Supervillain
Vulnerabilities are a fact of life for anyone managing a website, even when using a well-established content management system like WordPress. Not all vulnerabilities are equal, with some allowing access to sensitive data that would normally be hidden from public view, while others could allow a...
PSA: Zero-Day Vulnerability in WPGateway Actively Exploited in the Wild
On September 8, 2022, the Wordfence Threat Intelligence team became aware of an actively exploited zero-day vulnerability being used to add a malicious administrator user to sites running the WPGateway plugin. We released a firewall rule to Wordfence Premium, Wordfence Care, and Wordfence Respons...
PSA: Nearly 5 Million Attacks Blocked Targeting 0-Day in BackupBuddy Plugin
Late evening, on September 6, 2022, the Wordfence Threat Intelligence team was alerted to the presence of a vulnerability being actively exploited in BackupBuddy, a WordPress plugin we estimate has around 140,000 active installations. This vulnerability makes it possible for unauthenticated users...
WordPress Core 6.0.2 Security & Maintenance Release – What You Need to Know
On August 30, 2022, the WordPress core team released WordPress version 6.0.2, which contains patches for 3 vulnerabilities, including a High Severity SQLi vulnerability in the Links functionality as well as two Medium Severity Cross-Site Scripting vulnerabilities. These patches have been backport...
Analyzing Attack Data and Trends Targeting Ukrainian Domains
As we continue to monitor the cyber situation in Ukraine, the data we are seeing shows some interesting trends. Not only has the volume of attacks continued rising throughout the war in Ukraine, the types of attacks have been varied. A common tactic of cyber criminals is to run automated exploit...
Wordfence Launches Wordfence Intelligence for Hosts and Network Defenders
This morning the Wordfence team is launching Wordfence Intelligence live at Black Hat 2022 in Las Vegas. Our entire team is here in Las Vegas, including our international team members. Id like to tell you more about what were launching and how Wordfence Intelligence will help us go even further t...
Ukrainian Website Threat Landscape Throughout 2022
The Russian invasion of Ukraine began on February 20, 2022. By mid-March it was clear the cyber-war had begun, and the attacks have been consistent ever since. Prior to this, on March 1, 2022, Wordfence reported on an attack campaign on Ukrainian university websites. In response, we deployed our...
Wordfence Intelligence Launching at Black Hat 2022 in Las Vegas Next Week
Wordfence protects over 4 million websites around the world on 12,000 unique networks, and we block over 1.8 billion attacks targeting those websites every month. For years we have had a relationship with our customers that is a virtuous cycle: We receive attack reports from our customers at a ra...
Cross-Site Request Forgery Vulnerability Patched in Ecwid Ecommerce Shopping Cart Plugin
On June 24, 2022, the Wordfence Threat Intelligence team initiated the responsible disclosure process for a Cross-Site Request Forgery vulnerability we discovered in Ecwid Ecommerce Shopping Cart, a WordPress plugin installed on over 30,000 sites. This vulnerability made it possible for attackers...
High Severity Vulnerability Patched in Download Manager Plugin
On July 8, 2022 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “Download Manager,” a WordPress plugin that is installed on over 100,000 sites. This flaw makes it possible for an authenticated attacker to delete arbitrary...
Analyzing Attack Data and Trends Targeting Log4J
The Log4j vulnerability, initially reported in November 2021, has affected millions of devices and applications around the world. It has the potential to allow a malicious actor to take full control of vulnerable devices. As a result of how Log4j controls the logging of strings and code, the...
PSA: Sudden Increase In Attacks On Modern WPBakery Page Builder Addons Vulnerability
The Wordfence Threat Intelligence team has been monitoring a sudden increase in attack attempts targeting Kaswara Modern WPBakery Page Builder Addons. This ongoing campaign is attempting to take advantage of an arbitrary file upload vulnerability, tracked as CVE-2021-24284, which has been...
Securing Port 443: The Gateway To A New Universe
At Wordfence our business is to secure over 4 million WordPress websites and keep them secure. My background is in network operations, and then I transitioned into software development because my ops role was at a scale where I found myself writing a lot of code. This led me to founding startups,...
PSA: Critical Vulnerability Patched in Ninja Forms WordPress Plugin
On June 16, 2022, the Wordfence Threat Intelligence team noticed a back-ported security update in Ninja Forms, a WordPress plugin with over one million active installations. As with all security updates in WordPress plugins and themes, our team analyzed the plugin to determine the exploitability...
Top Five Attacking IPs This Month: Their Locations May Not Be Where You Think
At Wordfence, we see large amounts of threat actor data, and often that data tells unexpected stories. Taking a look at just the top five attacking IP addresses over a 30 day period, you might be surprised to find out where these attacks are originating, and what they are doing. When most people...
Cross-Site Scripting Vulnerability In Download Manager Plugin
On May 30, 2022, Security Researcher Rafie Muhammad reported a reflected Cross-Site Scripting XSS vulnerability to us that they discovered in Download Manager, a WordPress plugin installed on over 100,000 sites. On request, we assigned a vulnerability identifier of CVE-2022-1985. All Wordfence...
The Cybersecurity CIA Triad: What You Need to Know as a WordPress Site Owner
One of the core concepts of cybersecurity is known as the CIA Triad. There are three pillars to the triad, with each pillar being designed to address an aspect of securing data. These three pillars are Confidentiality, Integrity, and Availability. The Confidentiality pillar is intended to prevent...
Critical Privilege Escalation Vulnerability in Jupiter and JupiterX Premium Themes
On April 5, 2022, the Wordfence Threat Intelligence team initiated the responsible disclosure process for a set of vulnerabilities in the Jupiter and JupiterX Premium themes and the required JupiterX Core companion plugin for WordPress, which included a critical privilege escalation vulnerability...
Millions of Attacks Target Tatsu Builder Plugin
The Wordfence Threat Intelligence team has been tracking a large-scale attack against a Remote Code Execution vulnerability in Tatsu Builder, which is tracked by CVE-2021-25094 and was publicly disclosed on March 24, 2022 by an independent security researcher. The issue is present in vulnerable...
PHP Object Injection Vulnerability in Booking Calendar Plugin
On April 18, 2022, the Wordfence Threat Intelligence team initiated the responsible disclosure process for an Object Injection vulnerability in the Booking Calendar plugin for WordPress, which has over 60,000 installations. We received a response the same day and sent over our full disclosure ear...
Critical Remote Code Execution Vulnerability in Elementor
On March 29, 2022, the Wordfence Threat Intelligence team initiated the disclosure process for a critical vulnerability in the Elementor plugin that allowed any authenticated user to upload arbitrary PHP code. Elementor is one of the most popular WordPress plugins and is installed on over 5 milli...
Critical Authentication Bypass Vulnerability Patched in SiteGround Security Plugin
On March 10, 2022 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “SiteGround Security”, a WordPress plugin that is installed on over 400,000 sites. This flaw makes it possible for attackers to gain administrative user acces...
Reflected XSS in Spam protection, AntiSpam, FireWall by CleanTalk
Update - after this article was published, Denis Shagimuratov of CleanTalk reached out to us on Twitter. It appears that they didnt receive our disclosure because our contact at the company was no longer the correct recipient for this type of issue. On February 15, 2022, the Wordfence Threat...
Increase In Malware Sightings on GoDaddy Managed Hosting
Today, March 15, 2022, The Wordfence Incident Response team alerted our Threat Intelligence team to an increase in infected websites hosted on GoDaddy’s Managed WordPress service, which includes MediaTemple, tsoHost, 123Reg, Domain Factory, Heart Internet, and Host Europe Managed WordPress sites...
WordPress 5.9.2 Security Update Fixes XSS and Prototype Pollution Vulnerabilities
Last night, just after 6pm Pacific time, on Thursday March 10, 2022, the WordPress core team released WordPress version 5.9.2, which contains security patches for a high-severity vulnerability as well as two medium-severity issues. The high-severity issue affects version 5.9.0 and 5.9.1 and allow...
We’re Now Blocking 10,000 Requests Per Hour in Ukraine From Known Malicious IPs
48 hours ago we deployed our commercial real-time threat intelligence automatically, and for free, to all Ukrainian websites with the .UA top-level domain. That has made over 8,000 sites in Ukraine using the free version of Wordfence significantly more secure. At noon-UTC on March 2nd, those site...
Ukraine Universities Hacked As Russian Invasion Started
Note: This article has been updated to reflect that the hosting provider "Njalla", which routed the malicious traffic involved in this attack, is based in Sweden, not in Finland, although IP geolocation data indicates that the specific server that the traffic transited may be based in Finland. We...
Stored Cross-Site Scripting Vulnerability Patched in a WordPress Photo Gallery Plugin
On November 11, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “Photoswipe Masonry Gallery”, a WordPress plugin that is installed on over 10,000 sites. This flaw makes it possible for an authenticated attacker to injec...
Entering a Higher State of Vigilance – Ukraine Under Attack
It appears that Russia has just commenced the invasion of Ukraine. Check your preferred international news outlet, but according to the Ukrainian foreign minister "Putin has just launched a full-scale invasion of Ukraine." Ukrainian airspace is closed with flights diverting. The Twitter Safety...
Reflected XSS in Header Footer Code Manager
On February 15, 2022, the Wordfence Threat Intelligence team responsibly disclosed a reflected Cross-Site Scripting XSS vulnerability in Header Footer Code Manager, a WordPress plugin with over 300,000 installations. The plugin publisher quickly acknowledged our initial contact and we sent the fu...
Friday Fun: From Idea to Animated Film
Its Friday, and I thought wed have fun talking about something a little different. At Wordfence, one of my priorities is fostering a strong creative team and culture, and investing in creators. Emily Dalmas joined us as a full-time producer almost a year ago via her job as Associate Producer for...
Vulnerability in UpdraftPlus Allowed Subscribers to Download Sensitive Backups
Update: a previous version of this article indicated that an attacker would need to begin their attack when a backup was in progress, and would need to guess the appropriate timestamp to download a backup. Since the article was originally published, we have found that it is possible to obtain a...
Reflected Cross-Site Scripting Vulnerability Patched in WordPress Profile Builder Plugin
On January 4, 2022 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “Profile Builder – User Profile & User Registration Forms”, a WordPress plugin that is installed on over 50,000 WordPress websites. This vulnerability makes ...
Unauthenticated SQL Injection Vulnerability Patched in WordPress Statistics Plugin
On February 7, 2022, Security Researcher Cyku Hong from DEVCORE reported a vulnerability to us that they discovered in WP Statistics, a WordPress plugin installed on over 600,000 sites. This vulnerability made it possible for unauthenticated attackers to execute arbitrary SQL queries by appending...
Critical Vulnerabilities in PHP Everywhere Allow Remote Code Execution
On January 4, 2022, the Wordfence Threat Intelligence team began the responsible disclosure process for several Remote Code Execution vulnerabilities in PHP Everywhere, a WordPress plugin installed on over 30,000 websites. One of these vulnerabilities allowed any authenticated user of any level,...
Announcing Wordfence Care and Wordfence Response
Today Im incredibly excited to announce that we are launching two new products: Wordfence Care and Wordfence Response. Lets start with a fun animation that explains our new product suite! In the post below, Ill describe in detail the two incredible new products we are launching and why they are...
Unauthenticated XSS Vulnerability Patched in HTML Email Template Designer Plugin
On December 23, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “WordPress Email Template Designer – WP HTML Mail”, a WordPress plugin that is installed on over 20,000 sites. This flaw made it possible for an...
84,000 WordPress Sites Affected by Three Plugins With The Same Vulnerability
On November 5, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “Login/Signup Popup”, a WordPress plugin that is installed on over 20,000 sites. A few days later we discovered the same vulnerability present in two...
WordPress 5.8.3 Security Release
On January 6, 2022, the WordPress core team released WordPress version 5.8.3, which contains security patches for 4 high-severity vulnerabilities. These patches were backported to every version of WordPress since 3.7. WordPress has supported automatic core updates for security releases since...