Vulnerabilities

The WPBakery Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'rev_slider_vc' shortcode in all versions up to, and including, 8.6 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This is only exploitable when RevSlider is also installed.

The WPBakery Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the vc_custom_heading shortcode in all versions up to, and including, 8.6.1. This is due to insufficient restriction of allowed HTML tags and improper sanitization of user-supplied attributes in the font_container parameter. This makes it possible for authenticated attackers with contributor-level access or higher to inject arbitrary web scripts in posts that will execute whenever a user accesses an injected page via the vc_custom_heading shortcode with malicious tag and text attributes granted they have access to use WPBakery shortcodes.

The WPBakery Page Builder for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via several shortcodes in all versions up to, and including, 8.5 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The WPBakery Page Builder for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple Page Builder elements (Copyright Element, Hover Box, Separator With Text, FAQ, Single Image, Custom Header, Button, Call To Action, Progress Bar, Pie Chart, Round Chart, and Line Chart) in all versions up to, and including, 8.4.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The WPBakery Page Builder for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's Grid Builder feature in all versions up to, and including, 8.4.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in webcodingplace Classic Addons – WPBakery Page Builder classic-addons-wpbakery-page-builder-addons allows Stored XSS.This issue affects Classic Addons – WPBakery Page Builder: from n/a through <= 3.5.

The WPBakery Visual Composer plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 7.7 via the 'layout_name' parameter. This makes it possible for authenticated attackers, with Author-level access and above, and with post permissions granted by an Administrator, to include and execute arbitrary files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where images and other “safe” file types can be uploaded and included.

The WPBakery Visual Composer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘link’ parameter in all versions up to, and including, 7.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, and with post permissions granted by an Administrator, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The WPBakery Visual Composer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the link attribute within the vc_single_image shortcode in all versions up to, and including, 7.6 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The wpbakery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Custom Heading tag attribute in all versions up to, and including, 7.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor access or higher, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in WPBakery Page Builder plugin <= 6.13.0 versions.

The Responsive Tabs For WPBakery Page Builder (formerly Visual Composer) WordPress plugin through 1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

The Pricing Tables For WPBakery Page Builder (formerly Visual Composer) WordPress plugin before 3.0 does not validate some shortcode attributes before using them to generate paths passed to include function/s, allowing any authenticated users such as subscriber to perform LFI attacks

The Image Over Image For WPBakery Page Builder WordPress plugin before 3.0 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

An AJAX action registered by the WPBakery Page Builder (Visual Composer) Clipboard WordPress plugin before 4.5.8 did not have capability checks, allowing low privilege users, such as subscribers, to update the license options (key, email).

The WPBakery plugin before 6.4.1 for WordPress allows XSS because it calls kses_remove_filters to disable the standard WordPress XSS protection mechanism for the Author and Contributor roles.