The Appointment Booking Calendar Plugin and Scheduling Plugin WordPress plugin before 1.1.23 export settings functionality exports data to a public folder, with an easily guessable file name, allowing unauthenticated attackers to access the exported files (if they exist).

Missing Authorization vulnerability in codepeople Appointment Hour Booking appointment-hour-booking allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Appointment Hour Booking: from n/a through <= 1.4.23.

Improper Restriction of Excessive Authentication Attempts vulnerability in CodePeople Appointment Hour Booking allows Removing Important Client Functionality.This issue affects Appointment Hour Booking: from n/a through 1.4.56.

The Appointment Booking Calendar WordPress plugin before 1.3.83 does not have CSRF checks in some places, which could allow attackers to make logged in users perform unwanted actions via CSRF attacks such as adding a booking to the calendar without paying.

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 unfilteredhtml is disallowed.

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

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 unfilteredhtml capability is disallowed.

The Appointment Booking Calendar plugin 1.3.18 for WordPress allows XSS via the wp-admin/admin-post.php editionarea parameter.

The Appointment Hour Booking plugin 1.1.44 for WordPress allows XSS via the E-mail field, as demonstrated by email1.

SQL injection vulnerability in cpabcappointmentsadminintcalendarlist.inc.php in the Appointment Booking Calendar plugin before 1.1.8 for WordPress allows remote attackers to execute arbitrary SQL commands via unspecified vectors related to updating the username.

Multiple cross-site scripting (XSS) vulnerabilities in cpabcappointmentsadminintbookingslist.inc.php in the Appointment Booking Calendar plugin before 1.1.8 for WordPress allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.