The Chat Support for Viber – Chat Bubble and Chat Button for Gutenberg, Elementor and Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'vchat' shortcode in all versions up to, and including, 1.7.2 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 Chat Bubble – Floating Chat with Contact Chat Icons, Messages, Telegram, Email, SMS, Call me back plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Cross-Site Request Forgery (CSRF) vulnerability in Blue Coral Chat Bubble – Floating Chat with Contact Chat Icons, Messages, Telegram, Email, SMS, Call me back.This issue affects Chat Bubble – Floating Chat with Contact Chat Icons, Messages, Telegram, Email, SMS, Call me back: from n/a through 2.3.

The Chat Bubble WordPress plugin before 2.3 does not sanitise and escape some contact parameters, which could allow unauthenticated attackers to set Stored Cross-Site Scripting payloads in them, which will trigger when an admin view the related contact message