The OTA Sync Booking Engine Widget plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.2.7. This is due to missing or incorrect nonce validation on the otasync_widget_settings_fnc() function. This makes it possible for unauthenticated attackers to update the plugin's settings and inject malicious scripts via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Salon Booking System Salon booking system.This issue affects Salon booking system: from n/a through 10.8.1.

A vulnerability was found in code-projects Simple Ticket Booking 1.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file authenticate.php of the component Login. The manipulation of the argument email/password leads to sql injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

A vulnerability was found in code-projects Simple Ticket Booking 1.0. It has been classified as critical. Affected is an unknown function of the file register_insert.php of the component Registration Handler. The manipulation of the argument name/email/dob/password/Gender/phone leads to sql injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

The Booking for Appointments and Events Calendar – Amelia plugin for WordPress is vulnerable to Full Path Disclosure in all versions up to, and including, 1.2. This is due to the plugin utilizing Symfony and leaving display_errors on within test files. This makes it possible for unauthenticated attackers to retrieve the full path of the web application, which can be used to aid other attacks. The information displayed is not useful on its own, and requires another vulnerability to be present for damage to an affected website.

The Appointment Booking Calendar Plugin and Online Scheduling Plugin – BookingPress plugin for WordPress is vulnerable to authentication bypass in versions 1.1.6 to 1.1.7. This is due to the plugin not properly verifying a user's identity prior to logging them in when completing a booking. This makes it possible for unauthenticated attackers to log in as registered users, including administrators, if they have access to that user's email. This is only exploitable when the 'Auto login user after successful booking' setting is enabled.

The Pinpoint Booking System WordPress plugin before 2.9.9.4.8 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 WP Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'type' attribute within the plugin's bookingform shortcode in all versions up to, and including, 10.2.1 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.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in vCita.Com Online Booking & Scheduling Calendar for WordPress by vcita allows Reflected XSS.This issue affects Online Booking & Scheduling Calendar for WordPress by vcita: from n/a through 4.4.2.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Booking Ultra Pro allows Stored XSS.This issue affects Booking Ultra Pro: from n/a through 1.1.13.