The WPBakery Page Builder Addons by Livemesh plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'per_line_mobile' shortcode in all versions up to, and including, 3.8.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Elementor Addons by Livemesh plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the custom class field in all versions up to, and including, 8.3.2 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.

The Elementor Addons by Livemesh plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's widget URL parameters in all versions up to, and including, 8.3.1 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.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Livemesh WPBakery Page Builder Addons by Livemesh allows Stored XSS.This issue affects WPBakery Page Builder Addons by Livemesh: from n/a through 3.5.

The Livemesh Addons for Elementor WordPress plugin before 7.2.4 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

The “Livemesh Addons for Elementor” WordPress Plugin before 6.8 has several widgets that are vulnerable to stored Cross-Site Scripting (XSS) by lower-privileged users such as contributors, all via a similar method.