The WP Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 10.6 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. In addition, site administrators have the option to grant lower-level users with access to manage the plugin's settings which may extend this vulnerability to those users.

The WP Hotel Booking plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the update_review() function in all versions up to, and including, 2.1.2. This makes it possible for authenticated attackers, with subscriber-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

The Appointment & Event Booking Calendar Plugin – Webba Booking plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the save_appearance() function in all versions up to, and including, 5.0.48. This makes it possible for authenticated attackers, with Subscriber-level access and above, to modify the booking form's CSS.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in MagePeople Team Bus Ticket Booking with Seat Reservation allows Stored XSS.This issue affects Bus Ticket Booking with Seat Reservation: from n/a through 5.3.5.

The WP Booking System – Booking Calendar plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg & remove_query_arg without appropriate escaping on the URL in all versions up to, and including, 2.0.19.8. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

The WP Simple Booking Calendar plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg & remove_query_arg without appropriate escaping on the URL in all versions up to, and including, 2.0.10. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

The Pinpoint Booking System – #1 WordPress Booking Plugin plugin for WordPress is vulnerable to SQL Injection via the ‘schedule’ parameter in all versions up to, and including, 2.9.9.5.0 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with Subscriber-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

The WP Booking Calendar plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via several parameters from 'timeline_obj' in all versions up to, and including, 10.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Salon Booking System Salon booking system allows SQL Injection.This issue affects Salon booking system: from n/a through 10.7.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in MagePeople Team Taxi Booking Manager for WooCommerce allows Stored XSS.This issue affects Taxi Booking Manager for WooCommerce: through 1.0.9.