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Category Archive: Research

Wordfence Blog

Vulnerability Patched in Sassy Social Share Plugin

This entry was posted in Research, Vulnerabilities, WordPress Security on October 20, 2021 by Chloe Chamberland   7 Replies

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 to our WordPress Security Mailing List. In …
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Multiple Vulnerabilities in Brizy Page Builder Plugin Allow Site Takeover

This entry was posted in Research, Vulnerabilities, WordPress Security on October 13, 2021 by Ram Gall   0 Replies

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 installed on over 90,000 sites. During a routine review of our …
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High Severity Vulnerability Patched in Access Demo Importer Plugin

This entry was posted in Research, Vulnerabilities, WordPress Security on October 06, 2021 by Chloe Chamberland   0 Replies

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 Access Demo Importer, a WordPress plugin installed on over 20,000 …
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PHP_SELFish Part 2 – Reflected XSS in Easy Social Icons

This entry was posted in Research, Vulnerabilities, WordPress Security on September 29, 2021 by Ram Gall   0 Replies

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 PHP_SELF variable. In yesterday’s post, we described another plugin, underConstruction, suffering from a similar vulnerability related to the use of PHP_SELF. On August 16, 2021, the Wordfence Threat …
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PHP_SELFish Part 1 – Reflected XSS in underConstruction Plugin

This entry was posted in Research, Vulnerabilities, WordPress Security on September 28, 2021 by Ram Gall   4 Replies

Today’s post is part one of a two part blog post. It describes a cross site scripting vulnerability that exploits the PHP_SELF variable. Tomorrow we will publish part two, which describes another plugin suffering from a similar vulnerability related to the use of PHP_SELF. So be sure to look out for that post via our …
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Recently Patched Vulnerabilities in Ninja Forms Plugin Affect Over 1 Million Site Owners

This entry was posted in Research, Vulnerabilities, WordPress Security on September 22, 2021 by Chloe Chamberland   0 Replies

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 send arbitrary emails from a vulnerable site that could be used …
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Over 1 Million Sites Affected by Gutenberg Template Library & Redux Framework Vulnerabilities

This entry was posted in Research, Vulnerabilities, WordPress Security on September 01, 2021 by Ram Gall   3 Replies

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, such as contributors, to install and activate arbitrary plugins and delete any …
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Nested Pages Patches Post Deletion Vulnerability

This entry was posted in Research, Vulnerabilities, WordPress Security on August 25, 2021 by Ram Gall   0 Replies

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 Cross-Site Request Forgery vulnerability that allowed posts and pages to be deleted, unpublished …
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Critical Authentication Bypass Vulnerability Patched in Booster for WooCommerce

This entry was posted in Research, Vulnerabilities, WordPress Security on August 24, 2021 by Chloe Chamberland   12 Replies

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 certain options were enabled in the …
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XSS Vulnerability Patched in SEOPress Affects 100,000 sites

This entry was posted in Research, Vulnerabilities, WordPress Security on August 16, 2021 by Chloe Chamberland   2 Replies

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 site which would execute anytime a user accessed the …
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