Appointment Hour Booking <= 1.3.72 - CAPTCHA Bypass

The Appointment Hour Booking plugin for WordPress is vulnerable to CAPTCHA bypass in versions up to, and including, 1.3.72. This is due to the use of insufficiently strong hashing algorithm on the CAPTCHA secret that is also displayed to the user via a cookie.

Appointment Hour Booking <= 1.3.72 - CSV Injection

The Appointment Hour Booking Plugin for WordPress is vulnerable to CSV Injection in versions up to, and including, 1.3.72. This makes it possible for unauthenticated attackers to embed untrusted input into content during booking creation that may be exported as a CSV file when a site's administrator exports booking details. This can result in code execution when these files are downloaded and opened on a local system with a vulnerable configuration.

Appointment Hour Booking <= 1.3.72 - Unauthenticated iFrame Injection via Appointment Form

The Appointment Hour Booking plugin for WordPress is vulnerable to iFrame Injection via the ‘email’ or general field parameters in versions up to, and including, 1.3.72 due to insufficient input sanitization and output escaping that makes injecting iFrame tags possible. This makes it possible for unauthenticated attackers to inject iFrames when submitting a booking that will execute whenever a user accesses the injected booking details page.

WordPress Appointment Hour Booking plugin <= 1.3.71 - Missing Authorization vulnerability

Missing Authorization vulnerability in Appointment Hour Booking plugin <= 1.3.71 on WordPress.

Appointment Hour Booking < 1.3.56 - Admin+ Stored Cross-Site Scripting

The Appointment Hour Booking WordPress plugin before 1.3.56 does not sanitise and escape a settings of its Calendar fields, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed.

Appointment Hour Booking – WordPress Booking Plugin < 1.3.17 - Authenticated Stored XSS

The Appointment Hour Booking WordPress plugin before 1.3.17 does not properly sanitize values used when creating new calendars.

Appointment Hour Booking < 1.3.16 - Authenticated Stored Cross-Site Scripting

The Appointment Hour Booking WordPress plugin before 1.3.16 does not escape some of the Calendar Form settings, allowing high privilege users to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

The Appointment Hour Booking plugin 1.1.44 for WordPress allows XSS via the E-mail field, as demonstrated by email_1.