535 matches found
1.6 Million WordPress Sites Hit With 13.7 Million Attacks In 36 Hours From 16,000 IPs
Today, on December 9, 2021, our Threat Intelligence team noticed a drastic uptick in attacks targeting vulnerabilities that make it possible for attackers to update arbitrary options on vulnerable sites. This led us into an investigation which uncovered an active attack targeting over a million...
Authentication Bypass Vulnerability Patched in User Registration Plugin
Note: To receive disclosures like this in your inbox the moment they’re published, you can subscribe to our WordPress Security Mailing List. On September 16, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in...
XSS Vulnerability Patched in Plugin Designed to Enhance WooCommerce
Note: To receive disclosures like this in your inbox the moment they’re published, you can subscribe to our WordPress Security Mailing List. On November 11, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “Variation...
AWS Attacks Targeting WordPress Increase 5X
The Wordfence Threat Intelligence team has been tracking a huge increase in malicious login attempts against WordPress sites in our network. Since November 17, 2021, the number of attacks targeting login pages has doubled. We’ve seen a global increase in attacks against WordPress sites during the...
GoDaddy Breach Widens to tsoHost, Media Temple, 123Reg, Domain Factory, Heart Internet, and Host Europe
Yesterday GoDaddy disclosed a massive data breach impacting over 1.2 Million customers. Today, we received confirmation from GoDaddy that multiple brands that resell GoDaddy Managed WordPress were impacted. The brands impacted include: tsoHost Media Temple 123Reg Domain Factory Heart Internet Hos...
GoDaddy Breached – Plaintext Passwords – 1.2M Affected
There is an update available here: GoDaddy Breach Widens to tsoHost, Media Temple, 123Reg, Domain Factory, Heart Internet, and Host Europe This morning, GoDaddy disclosed that an unknown attacker had gained unauthorized access to the system used to provision the company’s Managed WordPress sites,...
WooCommerce Extension – Reflected XSS Vulnerability
Note: To receive disclosures like this in your inbox the moment they’re published, you can subscribe to our WordPress Security Mailing List. On November 1, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability we discovered in “Preview E-mail...
Over 1 Million Sites Impacted by Vulnerability in Starter Templates Plugin
On October 4, 2021, the Wordfence Threat Intelligence team initiated the responsible disclosure process for the Starter Templates plugin, which is installed on over 1 Million WordPress websites. The full name of the WordPress plugin is “Starter Templates — Elementor, Gutenberg & Beaver Builder...
Vulnerability in WP DSGVO Tools (GDPR) Plugin Allows Unauthenticated Page Deletion
Note: To receive disclosures like this in your inbox the moment they’re published, you can subscribe to our WordPress Security Mailing List. On September 27, 2021, the Wordfence Threat Intelligence team initiated the disclosure process for a vulnerability we found in WP DSGVO Tools GDPR, a...
XSS Vulnerability in NextScripts: Social Networks Auto-Poster Plugin Impacts 100,000 Sites
Note: To receive disclosures like this in your inbox the moment they’re published, you can subscribe to our WordPress Security Mailing List. On August 19, 2021, the Wordfence Threat Intelligence team began the disclosure process for a reflected Cross-Site ScriptingXSS vulnerability we found in...
PSA: Widespread Remote Working Scam Underway
Ive just gotten off the phone with a victim of the scam that Im about to describe. This is impacting a lot of folks, so please do spread the word. Its infuriating. Ill be around to reply to your comments below, but please do not engage in victim-blaming, because until youve actually been hit by o...
1,000,000 Sites Affected by OptinMonster Vulnerabilities
Note: To receive disclosures like this in your inbox the moment they’re published, you can subscribe to our WordPress Security Mailing List. On September 28, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for several vulnerabilities we discovered in...
Site Deletion Vulnerability in Hashthemes Plugin
Update: a previous version of this article incorrectly indicated that this vulnerability could be used for site takeover, we have updated this for accuracy, as the impact is instead complete loss of site content. Note: To receive disclosures like this in your inbox the moment they’re published, y...
Vulnerability Patched in Sassy Social Share Plugin
Update: This article has been updated for accuracy: while we initially did create a rule to block this vulnerability we later found that the vulnerability was already blocked by an existing rule. Note: To receive disclosures like this in your inbox the moment they’re published, you can subscribe ...
It’s Not You. It’s Them. On Hacking and Responsible Disclosure.
A story was recently posted to Hacker News celebrating a hack of IoT devices at a school that let a student and their friends rickroll the school via a video system. On the one hand, this guy is my personal hero and I want to be them. But Im a cybersecurity professional, I run a team that has the...
Multiple Vulnerabilities in Brizy Page Builder Plugin Allow Site Takeover
Note: To receive disclosures like this in your inbox the moment they’re published, you can subscribe to our WordPress Security Mailing List. On August 19, 2021, the Wordfence Threat Intelligence team initiated the Responsible Disclosure process for Brizy - Page Builder, a WordPress plugin install...
Wordfence Helps Enable Education in Uganda
I want to share something very exciting and truly wonderful with you all today. Wordfence just completed a project where we partnered with Far Away Friends, a Denver-based non-profit working in partnership with local leaders in Uganda, to bring light and electricity to a school campus in a remote...
High Severity Vulnerability Patched in Access Demo Importer Plugin
Note: To receive disclosures like this in your inbox the moment they’re published, you can subscribe to our WordPress Security Mailing List. On August 9, 2021, the Wordfence Threat Intelligence team attempted to initiate the responsible disclosure process for a vulnerability that we discovered in...
PHP_SELFish Part 2 – Reflected XSS in Easy Social Icons
Today’s post is part two of a two part blog post. It describes a cross site scripting vulnerability in the Easy Social Icons plugin that exploits the PHPSELF variable. In yesterday’s post, we described another plugin, underConstruction, suffering from a similar vulnerability related to the use of...
PHP_SELFish Part 1 – Reflected XSS in underConstruction Plugin
Today’s post is part one of a two part blog post. It describes a cross site scripting vulnerability that exploits the PHPSELF variable. Tomorrow we will publish part two, which describes another plugin suffering from a similar vulnerability related to the use of PHPSELF. So be sure to look out fo...
Recently Patched Vulnerabilities in Ninja Forms Plugin Affect Over 1 Million Site Owners
On August 3, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for two vulnerabilities that were discovered in Ninja Forms, a WordPress plugin installed on over 1,000,000 sites. These flaws made it possible for an attacker to export sensitive information and...
Terms of Use Violation
Wordfence is used by millions of free and paid customers around the world to secure their WordPress websites. We serve a broad range of customers across the globe, from diverse cultures, with diverse backgrounds, and who have diverse political views. As an organization, Defiant, the company that...
Over 1 Million Sites Affected by Gutenberg Template Library & Redux Framework Vulnerabilities
On August 3, 2021, the Wordfence Threat Intelligence team initiated the disclosure process for two vulnerabilities we discovered in the Gutenberg Template Library & Redux Framework plugin, which is installed on over 1 million WordPress sites. One vulnerability allowed users with lower permissions...
Nested Pages Patches Post Deletion Vulnerability
On August 13, 2021, the Wordfence Threat Intelligence team responsibly disclosed two vulnerabilities in Nested Pages, a WordPress plugin installed on over 80,000 sites that provides drag and drop functionality to manage your page structure and post ordering. These vulnerabilities included a...
Critical Authentication Bypass Vulnerability Patched in Booster for WooCommerce
On July 30, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability that we discovered in Booster for WooCommerce, a WordPress plugin installed on over 80,000 sites. This flaw made it possible for an attacker to log in as any user, as long as...
XSS Vulnerability Patched in SEOPress Affects 100,000 sites
On July 29, 2021 the Wordfence Threat Intelligence team initiated the responsible disclosure process for a vulnerability that we discovered in SEOPress, a WordPress plugin installed on over 100,000 sites. This flaw made it possible for an attacker to inject arbitrary web scripts on a vulnerable...
WordPress Malware Camouflaged As Code
In today’s post we discuss emerging techniques that attackers are using to hide the presence of malware. In the example we discuss below, the attacker’s goal is to make everything look routine to an analyst so that they do not dig deeper and discover the presence of malware and what it is doing. ...
2021 Mid-Year WordPress Security Report: A Collaboration Between Wordfence and WPScan
Wordfence has collaborated with WPScan to conduct a 2021 mid-year review on the state of WordPress security. Using attack data from Wordfence’s internal threat intelligence platform, and vulnerability data from WPScan’s vulnerability database, we were able to analyze the current trend of attacks ...
Multiple Vulnerabilities Patched in WordPress Download Manager
On May 4, 2021, the Wordfence Threat Intelligence Team initiated the responsible disclosure process for WordPress Download Manager, a WordPress plugin installed on over 100,000 sites. We found two separate vulnerabilities, including a sensitive information disclosure as well as a file upload...
You’ve Found a Vulnerability! Now What? A Guide to Responsible Disclosure.
Information security researchers make a valuable contribution to our online security by finding vulnerabilities and facilitating getting them fixed. Wordfence has been finding and disclosing vulnerabilities in WordPress core, WordPress plugins, and WordPress themes since 2011. Our research has...
Nulled WordPress Plugins – Dangers and Downsides
In our 2020 Threat Report, the Wordfence Threat Intelligence Team identified malware distributed via nulled, pirated, or counterfeit plugins and themes as one of the largest threats facing the WordPress ecosystem. Many site owners are unaware of the risks associated with using nulled plugins, and...
Episode 125: Critical SQL Injection Vulnerability Patched in WooCommerce
A critical SQL injection vulnerability was discovered in WooCommerce, the most popular e-Commerce plugin used by over 5 million WordPress sites. The WordPress.org team pushed a forced security update ensuring that over 90 versions of WooCommerce were patched. The REvil ransomware gang targeted a...
Critical SQL Injection Vulnerability Patched in WooCommerce
Update: The article originally credited Tommy DeVoss dawgyg for the discovery. Weve since been contacted by Tommy, who let us know that the credit should go to another researcher, Josh from DOS Development Operations Security On July 14, 2021, WooCommerce released an emergency patch for a SQL...
Common WordPress Vulnerabilities and Prevention Through Secure Coding Best Practices
WordPress has experienced exponential growth in the past several years and now holds over 42% of the CMS market share for all major sites. There are over 50,000 plugins available to download in the WordPress repository. That does not include the thousands of premium or open source plugins availab...
Episode 124: PrintNightmare 0Day Exploit Accidentally Leaked Online
Security researchers accidentally leaked zero-day exploit code for a new Windows bug, now called PrintNightmare, while easily exploitable vulnerabilities in the ProfilePress plugin, previously called WP User Avatar, were patched quickly. An unprotected cloud database containing over 814 million...