The WPBakery Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'revslidervc' 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 Custom JS module in all versions up to, and including, 8.6.1. This is due to insufficient input sanitization and output escaping of user-supplied JavaScript code in the Custom JS module. This makes it possible for authenticated attackers with contributor-level access or higher to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page via the WPBakery Page Builder Custom JS module granted they have access to the WPBakery editor for post types.

The WPBakery Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the vccustomheading 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 fontcontainer 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 vccustomheading shortcode with malicious tag and text attributes granted they have access to use WPBakery shortcodes.

The Pricing Tables For WPBakery Page Builder (formerly Visual Composer) 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

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 nd-shortcodes plugin before 6.0 for WordPress has a nopriv AJAX action that allows modification of the siteurl setting.

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