EUVD-2026-42178

The Appointment Booking Calendar Plugin and Scheduling Plugin WordPress plugin through 1.1.28 does not validate data before passing it to a PHP deserialization function, allowing unauthenticated attackers to inject arbitrary PHP objects; where a suitable gadget chain is present on the site this c...

WordPress Appointment Booking Calendar plugin <= 1.4.02 - Missing Authorization to Authenticated (Contributor+) Sensitive Information Disclosure vulnerability

Missing Authorization to Authenticated Contributor+ Sensitive Information Disclosure vulnerability discovered by PRISM in WordPress Plugin Appointment Booking Calendar versions = 1.4.02...

CVE-2026-1856

The Appointment Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom booking field labels in all versions up to, and including, 1.4.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with...

CVE-2026-1856

The Appointment Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom booking field labels in all versions up to, and including, 1.4.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with...

CVE-2026-1856 Appointment Booking Calendar <= 1.4.4 - Authenticated (Author+) Stored Cross-Site Scripting via Custom Booking Field Label

The Appointment Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom booking field labels in all versions up to, and including, 1.4.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with...

EUVD-2026-37980

The Appointment Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom booking field labels in all versions up to, and including, 1.4.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with...

CVE-2026-12111

The Appointment Booking Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 1.4.01. This is due to insufficient authorization and missing per-calendar ownership checks in the cpabcappointmentscalendarload2 function, which is reachable vi...

EUVD-2026-37864

The Appointment Booking Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 1.4.01. This is due to insufficient authorization and missing per-calendar ownership checks in the cpabcappointmentscalendarload2 function, which is reachable vi...

WordPress Appointment Booking Calendar plugin <= 1.4.01 - Authenticated (Contributor+) Sensitive Information Exposure vulnerability

Authenticated Contributor+ Sensitive Information Exposure vulnerability discovered by ? in WordPress Plugin Appointment Booking Calendar versions = 1.4.01...

CVE-2016-20084

WordPress appointment-booking-calendar 1.1.24 contains multiple privilege escalation vulnerabilities that allow unauthenticated attackers to modify calendar settings and inject persistent cross-site scripting payloads through the admin.php page parameters. Attackers can inject malicious JavaScrip...

CVE-2016-20084 WordPress appointment-booking-calendar 1.1.24 Privilege Escalation XSS

WordPress appointment-booking-calendar 1.1.24 contains multiple privilege escalation vulnerabilities that allow unauthenticated attackers to modify calendar settings and inject persistent cross-site scripting payloads through the admin.php page parameters. Attackers can inject malicious JavaScrip...

CVE-2016-20084 WordPress appointment-booking-calendar 1.1.24 Privilege Escalation XSS

WordPress appointment-booking-calendar 1.1.24 contains multiple privilege escalation vulnerabilities that allow unauthenticated attackers to modify calendar settings and inject persistent cross-site scripting payloads through the admin.php page parameters. Attackers can inject malicious JavaScrip...

PT-2026-49222

WordPress appointment-booking-calendar 1.1.24 contains multiple privilege escalation vulnerabilities that allow unauthenticated attackers to modify calendar settings and inject persistent cross-site scripting payloads through the admin.php page parameters. Attackers can inject malicious JavaScrip...

CVE-2026-6937

The CVE covers the WordPress plugin Simply Schedule Appointments (Appointment Booking Calendar) with versions up to 1.6.11.8. Root cause: Missing authorization on the bulk appointments REST API endpoint, allowing unauthenticated attackers to modify arbitrary appointment records (including custome...

CVE-2026-7797 Appointment Booking Calendar <= 1.6.11.8 - Unauthenticated SQL Injection via 'append_where_sql' Parameter

The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to time-based blind SQL Injection via the 'appendwheresql' parameter in all versions up to, and including, 1.6.11.8 due to insufficient escaping on the user supplied parameter and lac...

EUVD-2026-32739

The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to time-based blind SQL Injection via the 'appendwheresql' parameter in all versions up to, and including, 1.6.11.8 due to insufficient escaping on the user supplied parameter and lac...

CVE-2026-7797 Appointment Booking Calendar <= 1.6.11.8 - Unauthenticated SQL Injection via 'append_where_sql' Parameter

The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to time-based blind SQL Injection via the 'appendwheresql' parameter in all versions up to, and including, 1.6.11.8 due to insufficient escaping on the user supplied parameter and lac...

CVE-2026-7797

The CVE covers the WordPress plugin Appointment Booking Calendar – Simply Schedule Appointments . The vulnerability exists in versions up to

PT-2026-44216

The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 1.6.11.8 due to the plugin not properly verifying that a user is authorized to perform an action via the bulk appointmen...

WordPress plugin Appointment Booking Calendar 安全漏洞

WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application that can be install...