800,000 WordPress Sites Affected by Arbitrary File Upload Vulnerability in WPvivid Backup WordPress Plugin

On January 12th, 2026, we received a submission for an Arbitrary File Upload vulnerability in WPvivid Backup, a WordPress plugin with more than 800,000 active installations. This vulnerability can be used by unauthenticated attackers to upload arbitrary files to a vulnerable site and achieve remo...

100,000 WordPress Sites Affected by Privilege Escalation Vulnerability in AI Engine WordPress Plugin

On October 4th, 2025, we received a submission for a Sensitive Information Exposure vulnerability in AI Engine, a WordPress plugin with more than 100,000 active installations. This vulnerability can be exploited by unauthenticated attackers to extract the bearer token and then get full access to...

Wordfence Intelligence Weekly WordPress Vulnerability Report (September 15, 2025 to September 21, 2025)

Calling all Vulnerability Researchers and Bug Bounty Hunters! Operation: Maximum Impact Challenge ! Now through November 10, 2025, earn 2X bounty rewards forall in-scope submissions in software with at least 5,000 active installs and fewer than 5 million active installs. Bounties up to $31,200 pe...

Wordfence Bug Bounty Program Monthly Report – August 2025

Last month in August 2025, the Wordfence Bug Bounty Program received 438 vulnerability submissions from our growing community of security researchers working to improve the overall security posture of the WordPress ecosystem. These submissions are reviewed, triaged, and processed by the Wordfence...

6,000,000 WordPress Sites Protected Against Payment Refund and Subscription Cancellation Vulnerability in WPForms WordPress Plugin

💥 Time to wrap up this year and kick-off the new year with a bang! We’re wrapping up the year with ourEnd of Year Holiday Extravaganza , High-Risk Bonus Blitz Challenge , and Superhero Challenge for the Wordfence Bug Bounty Program. Through January 6th, 2025: All in-scope vulnerability types for...

Supply Chain Attack on WordPress.org Plugins Leads to 5 Maliciously Compromised WordPress Plugins

On Monday June 24th, 2024 the Wordfence Threat Intelligence team became aware of a plugin, Social Warfare, that was injected with malicious code on June 22, 2024 based on a forum post by the WordPress.org Plugin Review team. We immediately checked the malicious file and uploaded it to our interna...

$1,313 Bounty Awarded for Privilege Escalation Vulnerability Patched in Academy LMS WordPress Plugin

Did you know were running a Bug Bounty Extravaganza again? Earn over 6x our usual bounty rates, up to $10,000, for all vulnerabilities submitted through February 29th, 2024 when you opt to have Wordfence handle responsible disclosure! On February 14th, 2024, during our second Bug Bounty...

Wordfence Intelligence: Because Community Created Vulnerabilities Are Community Property

Last August, at Black Hat 2022 in Las Vegas, we launched Wordfence Intelligence, a product designed to provide large enterprise customers with rich IP threat data, malware signatures, malware hashes, and vulnerability data to help keep enterprise customers and networks secure. Our mission at...

Wordfence Adds Two Factor Auth for WooCommerce Customers

Wordfence 7.9.0 has been released and it includes a very exciting feature for WooCommerce sites and other WordPress sites wanting to make two factor authentication 2fa available to their site users or members. Wordfence 7.9.0 now lets you give your users the ability to configure 2fa on their...

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...

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...

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...

Wordfence Intelligence Weekly WordPress Vulnerability Report (August 11, 2025 to August 17, 2025)

Calling all Vulnerability Researchers and Bug Bounty Hunters! Spring into Summer with Wordfence! Now through September 4, 2025, earn 2X bounty rewards forall in-scope submissions from our 'High Threat' list in software with fewer than 5 million active installs. Bounties up to $31,200 per...

WordPress Security Research Series: Setting Up Your Research Lab

Welcome to Part 3 of the WordPress Security Research Beginner Series! If you haven’t yet, take a minute to check out the series introduction to get a sense of what this series is all about. You’ll also want to catch up on Part 1, where we dig into WordPress request architecture and hooks, and Par...

$400 Bounty Awarded for SQL Injection Vulnerability Patched in WP Activity Log Premium WordPress Plugin

🎉 Did you know were running a Bug Bounty Extravaganza again? Earn over 6x our usual bounty rates, up to $10,000, for all vulnerabilities submitted through May 27th, 2024 when you opt to have Wordfence handle responsible disclosure! On February 24th, 2024, during our second Bug Bounty Extravaganza...

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...

200,000 WordPress Sites at Risk from Critical Authentication Bypass Vulnerability in Burst Statistics Plugin

On May 8, 2026, PRISM, Wordfence Threat Intelligence’s autonomous vulnerability research platform, discovered a critical Authentication Bypass vulnerability in Burst Statistics, a WordPress plugin with more than 200,000 active installations. The vulnerability was introduced in the code on April 2...

Wordfence Reviews and Where to Find Them

Just a quick note. If youre looking for objective Wordfence reviews, you can find them on the official WordPress plugin repository in the Wordfence reviews section which is linked to from the Wordfence entry in the official WordPress repository. The Wordfence plugin is available in the repository...

Critical Security Update: Directorist WordPress Plugin Patches Two High-risk Vulnerabilities

Alongside our usual work to discover, report, and remediate vulnerabilities in the WordPress ecosystem, the WordPress Threat Intelligence team has been conducting a deep-dive into WordPress plugin code with the objective of finding methods to bypass authentication and gain elevated privileges in...

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...

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...

Wordfence Intelligence Weekly WordPress Vulnerability Report (October 27, 2025 to November 2, 2025)

Calling all Vulnerability Researchers and Bug Bounty Hunters! Operation: Maximum Impact Challenge ! Now through November 10, 2025, earn 2X bounty rewards forall in-scope submissions in software with at least 5,000 active installs and fewer than 5 million active installs. Bounties up to $31,200 pe...

Developer Accounts Compromised Due to Credential Reuse in WordPress.org Supply Chain Attack

On June 24th, 2024, the Wordfence Threat Intelligence Team became aware of a WordPress plugin, Social Warfare, that was infected with malware through the WordPress repository. Upon further investigation, our team quickly identified 4 additional affected plugins through our internal Threat...

40,000 WordPress Sites affected by Vulnerability That Leads to Privilege Escalation in Login/Signup Popup WordPress Plugin

📢 Did you know Wordfence runs a Bug Bounty Program for all WordPress plugin and themes at no cost to vendors? Researchers can earn up to $10,400, for all in-scope vulnerabilities submitted to our Bug Bounty Program! Find a vulnerability, submit the details directly to us, and we handle all the...

Wordfence 7.8.0 Is Out! Here Is What Is Included

Wordfence 7.8.0 is out! A huge thanks to our quality assurance team, our team of developers and our ops team for planning, implementing and releasing Wordfence 7.8.0. This release has several fixes to make Wordfence even more robust, and includes a fundamental change in the way our signup works...

Wordfence Intelligence Weekly WordPress Vulnerability Report (September 21, 2026 to September 27, 2026)

Last week, there were 318 vulnerabilities disclosed in 221 WordPress Plugins that have been added to the Wordfence Intelligence Vulnerability Database, and there were 156 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilities in this report now to...

Attackers Actively Exploiting Critical Vulnerability in WooCommerce Wholesale Lead Capture Plugin

On February 20th, 2026, a critical Unauthenticated Arbitrary File Upload vulnerability was publicly disclosed in WooCommerce Wholesale Lead Capture, a premium WordPress plugin with an estimated 6,000 active installations. This vulnerability can be leveraged by unauthenticated attackers to upload...

Wordfence Intelligence Weekly WordPress Vulnerability Report (August 24, 2026 to August 30, 2026)

Last week, there were 284 vulnerabilities disclosed in 198 WordPress Plugins and 6 WordPress Themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 136 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilitie...

Wordfence Intelligence Weekly WordPress Vulnerability Report (July 6, 2026 to July 12, 2026)

Last week, there were 311 vulnerabilities disclosed in 254 WordPress Plugins and 8 WordPress Themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 167 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilitie...

Wordfence Intelligence Weekly WordPress Vulnerability Report (June 29, 2026 to July 5, 2026)

Last week, there were 289 vulnerabilities disclosed in 205 WordPress Plugins and 41 WordPress Themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 130 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabiliti...

Wordfence Intelligence Weekly WordPress Vulnerability Report (November 24, 2025 to November 30, 2025)

Last week, there were 126 vulnerabilities disclosed in 113 WordPress Plugins and 5 WordPress Themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 60 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilities...

Quarterly WordPress Threat Intelligence Report – Q3 2025

As the leader in WordPress security, Wordfence provides unparalleled security coverage that fully encompasses protection, active monitoring, detection, and response all built around our threat intelligence, demonstrating a strong commitment to security. Our mission is to ensure comprehensive...

15,000 WordPress Sites Affected by Arbitrary File Upload Vulnerability in MasterStudy LMS Pro WordPress Plugin

📢In case you missed it, Wordfence just published itsannual WordPress security report for 2024. Read it now to learn more about the evolving risk landscape of WordPress so you can keep your sites protected in 2025 and beyond. On May 15th, 2025, we received a submission for an Arbitrary File Upload...

10,000 WordPress Sites Affected by High Severity Vulnerabilities in BookingPress WordPress Plugin

On July 2nd, 2024, during the 0-day Threat Hunt Promo of our Bug Bounty Program, we received a submission for an Arbitrary File Read to Arbitrary File Creation vulnerability in BookingPress, a WordPress plugin with over 10,000 active installations. This vulnerability makes it possible for...

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...

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...

Wordfence Argus Identifies Two Critical Unauthenticated Vulnerability Chains Leading to Remote Code Execution in The Events Calendar Plugin

On August 21 and August 22, 2026, Wordfence Argus, created by the Wordfence Threat Intelligence team, identified two independent critical vulnerability chains in The Events Calendar, a WordPress plugin active on more than 600,000 websites. Both chains begin in the plugin's widget-rendering pipeli...

Wordfence Intelligence Weekly WordPress Vulnerability Report (May 4, 2026 to May 10, 2026)

Last week, there were 78 vulnerabilities disclosed in 62 WordPress Plugins and 2 WordPress Themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 59 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilities i...

600,000 WordPress Sites Affected by PHP Object Injection Vulnerability in Fluent Forms WordPress Plugin

📢 Calling all Vulnerability Researchers and Bug Bounty Hunters!📢 💉 Participate in theSQLsplorer Challenge! Now through September 22, 2025, all SQL Injection vulnerabilities in software with at least 25 active installs are considered in-scope for all researchers, regardless of researcher tier AND...

Wordfence: The World’s Leading Quality WordPress Vulnerability Intelligence Provider

On April 8th, 2024, we released our 2024 Annual WordPress Security Report, highlighting key trends and insights across the evolving landscape of WordPress security. Today, we want to shine a spotlight on Wordfence’s contributions through our Bug Bounty Program, and reaffirm our commitment to...

10,000 WordPress Sites Affected by Arbitrary File Upload Vulnerability in AI Power: Complete AI Pack WordPress Plugin

🦸 👻 Calling all superheroes and haunters! Introducing theCybersecurity Month Spooktacular Haunt and the WordPress Superhero Challenge for the Wordfence Bug Bounty Program! Through November 11th, 2024: All in-scope vulnerability types for WordPress plugins/themes with = 1,000 active installations...

Up to 30X Faster PHP Malware Scans with Wordfence CLI 4.0.1

Most of our customers scan a single site or a small number of sites for PHP malware using the Wordfence Plugin, and they coordinate scanning across multiple sites with Wordfence Central. If you are responsible for securing a large hosting provider network as part of an operations or security team...

$197 Bounty Awarded for Unauthenticated Arbitrary Post Deletion Vulnerability Patched in LeadConnector WordPress Plugin

🎉 Did you know were running a Bug Bounty Extravaganza again? Earn over 6x our usual bounty rates, up to $10,000, for all vulnerabilities submitted through May 27th, 2024 when you opt to have Wordfence handle responsible disclosure! On February 8th, 2024, during our Bug Bounty Extravaganza, we...

Wordfence Intelligence Weekly WordPress Vulnerability Report (September 14, 2026 to September 20, 2026)

Last week, there were 362 vulnerabilities disclosed in 247 WordPress Plugins and 4 WordPress Themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 186 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilitie...

Wordfence Intelligence Weekly WordPress Vulnerability Report (June 22, 2026 to June 28, 2026)

Last week, there were 243 vulnerabilities disclosed in 195 WordPress Plugins and 9 WordPress Themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 131 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilitie...

Wordfence Intelligence Weekly WordPress Vulnerability Report (September 29, 2025 to October 5, 2025)

Calling all Vulnerability Researchers and Bug Bounty Hunters! Operation: Maximum Impact Challenge ! Now through November 10, 2025, earn 2X bounty rewards forall in-scope submissions in software with at least 5,000 active installs and fewer than 5 million active installs. Bounties up to $31,200 pe...

100,000 WordPress Sites Affected by Arbitrary File Upload, Read and Deletion Vulnerability in Everest Forms WordPress Plugin

📢Did you know Wordfence runs aBug Bounty Program for all WordPress plugins and themes at no cost to vendors? Researchers can earn up to $31,200 per vulnerability , for all in-scope vulnerabilities submitted to our Bug Bounty Program! Find a vulnerability, submit the details directly to us, and we...

Record Breaking $153,000+ Already Invested into the Security of the WordPress Ecosystem by Wordfence – More to Come!

Did you know were running a Bug Bounty Extravaganza again? Earn over 6x our usual bounty rates, up to $10,000, for all vulnerabilities submitted through May 27th, 2024 when you opt to have Wordfence handle responsible disclosure! In just a few short months since our launch in November of last yea...

The 2023 Wordfence Holiday Bug Extravaganza Reaches An Exciting Conclusion!

After an incredibly successful few weeks, the Wordfence Holiday Bug Extravaganza came to a close yesterday. We’d like to sincerely thank everyone who spent time researching, finding, and submitting vulnerabilities. Your efforts have helped to make the WordPress community and the web safer. Many...

PSA: Wordfence Brand Being Actively Used in Phishing Campaigns

Earlier this week we became aware that malicious actors are using Wordfence brand image to run a phishing scam on WordPress and Wordfence users, posing as unknown login notifications from their own website while linking to a fake login page, clearly aiming to steal WordPress login credentials. If...