Cross-site scripting vulnerability in Booking Calendar version 7.1 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Directory traversal vulnerability in Booking Calendar version 7.0 and earlier allows remote attackers to read arbitrary files via specially crafted captcha_chalange parameter.

Booking Calendar <= 9.1 - PHP Object Injection via Shortcode

The Booking Calendar plugin for WordPress is vulnerable to PHP Object Injection via the [bookingflextimeline] shortcode in versions up to, and including, 9.1. This could be exploited by subscriber-level users and above to call arbitrary PHP objects on a vulnerable site.

WordPress Booking Calendar Contact Form Plugin <= 1.2.40 is vulnerable to Cross Site Scripting (XSS)

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in CodePeople Booking Calendar Contact Form plugin <= 1.2.40 versions.

Booking Calendar < 8.9.2 - Reflected Cross-Site Scripting

The Booking Calendar WordPress plugin before 8.9.2 does not sanitise and escape the booking_type parameter before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting

An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. CSRF exists via wp-admin/admin.php.

An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. XSS exists via the wp-admin/admin.php form_field5[label] parameter.

An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. XSS exists via the wp-admin/admin.php extra_field1[items][field_item1][price_percent] parameter.

An issue was discovered in the booking-calendar plugin 2.1.7 for WordPress. XSS exists via the wp-admin/admin.php sale_conditions[count][] parameter.

SQL injection vulnerability in Booking Calendar plugin 8.4.3 for WordPress allows remote attackers to execute arbitrary SQL commands via the booking_id parameter.