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OpenAdvisories

Product · wpdevelop

Booking Calendar

26 known vulnerabilities.

Booking Calendar at a glance

Last 12 months
15
Critical · all time
1
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 3 5 December 2025: 2 vulnerabilities Dec 2025 January 2026: 3 vulnerabilities February 2026: 1 vulnerability March 2026: 1 vulnerability Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 1 vulnerability August 2026: 0 vulnerabilities September 2026: 4 vulnerabilities Sep October 2026: 2 vulnerabilities November 2026: 0 vulnerabilities
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26 results · Feed

  • Medium 5.3

    Booking Calendar <= 11.4.3 - Unauthenticated Sensitive Information Exposure in 'WPBC_FLEXTIMELINE_NAV' AJAX Action

    The Booking Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 11.4.3 via the wpbc_is_show_popover_in_flex_timeline() function. This makes it possible for unauthenticated attackers to extract se…

  • Low 3.7

    WordPress Booking Calendar plugin <= 11.8.4 - Race Condition vulnerability

    Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in WPdevelop Booking Calendar booking allows Leveraging Race Conditions.This issue affects Booking Calendar: from n/a through 11.8.4.

  • Medium 6.1

    Booking Calendar <= 11.8.3 - Reflected Cross-Site Scripting via 'wpbc_auto_fill' Parameter

    The Booking Calendar plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'wpbc_auto_fill' parameter in all versions up to, and including, 11.8.3 due to insufficient input sanitization and output escaping. This makes it possible for un…

  • Medium 6.1

    Booking Calendar <= 11.8.2 - Reflected Cross-Site Scripting via 'options' Parameter

    The Booking Calendar plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'options' parameter in all versions up to, and including, 11.8.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthent…

  • High 7.2

    Booking Calendar <= 11.8.2 - Authenticated (Editor+) Privilege Escalation to 'data_name' Parameter

    The Booking Calendar plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 11.8.2 via the `wpbc_ajax_option_save` AJAX action. The vulnerability exists because the `handle_ajax_save()` function applies per-option saf…

  • Medium 5.3

    WordPress Booking Calendar plugin <= 11.7 - Broken Access Control vulnerability

    Unauthenticated Broken Access Control in Booking Calendar <= 11.7 versions.

  • High 7.1

    WordPress Booking Calendar plugin <= 11.4.2 - Cross Site Scripting (XSS) vulnerability

    Unauthenticated Cross Site Scripting (XSS) in Booking Calendar <= 11.4.2 versions.

  • High 7.6

    WordPress Booking Calendar plugin <= 10.14.15 - SQL Injection vulnerability

    Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in wpdevelop Booking Calendar booking allows Blind SQL Injection.This issue affects Booking Calendar: from n/a through <= 10.14.15.

  • Medium 4.3

    Booking Calendar <= 10.14.14 - Insecure Direct Object Reference to Authenticated (Subscriber+) Arbitrary User Settings Modification

    The Booking Calendar plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 10.14.14 via the handle_ajax_save function due to missing validation on a user controlled key. This makes it possible for authent…

  • Medium 5.3

    Booking Calendar <= 10.14.13 - Missing Authorization to Unauthenticated Booking Details Exposure

    The Booking Calendar plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the wpbc_ajax_WPBC_FLEXTIMELINE_NAV() function in all versions up to, and including, 10.14.13. This makes it possible for unauthenticat…

  • Medium 4.3

    Booking Calendar <= 10.14.11 - Missing Authorization to Sensitive Information Exposure

    The Booking Calendar plugin for WordPress is vulnerable to Missing Authorization leading to Sensitive Information Exposure in all versions up to, and including, 10.14.11. This makes it possible for authenticated attackers, with Subscriber-level access and abo…

  • Medium 5.3

    Booking Calendar <= 10.14.10 - Unauthenticated Sensitive Information Exposure

    The Booking Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 10.14.10 via the `WPBC_FLEXTIMELINE_NAV` AJAX action. This is due to the nonce verification being conditionally disabled by default…

  • High 7.5

    Booking Calendar <= 10.14.8 - Unauthenticated SQL Injection via dates_to_check

    The Booking Calendar plugin for WordPress is vulnerable to time-based blind SQL Injection via the 'dates_to_check' parameter in all versions up to, and including, 10.14.8 due to insufficient escaping on the user supplied parameter and lack of sufficient prepa…

  • Medium 6.4

    Booking Calendar <= 10.14.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via bookingcalendar Shortcode

    The Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin 'bookingcalendar' shortcode in all versions up to, and including, 10.14.6 due to insufficient input sanitization and output escaping on user supplied attribu…

  • Medium 6.5

    WordPress Booking Calendar plugin <= 10.14.7 - Cross Site Scripting (XSS) vulnerability

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in wpdevelop Booking Calendar booking allows Stored XSS.This issue affects Booking Calendar: from n/a through <= 10.14.7.

  • Medium 6.4

    Booking Calendar <= 10.14.1 - Authenticated (Contributor+) Stored Cross-Site Scripting

    The Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via settings in all versions up to, and including, 10.14.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, w…

  • Medium 6.4

    Booking Calendar <= 10.11.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via wpbc Shortcode

    The WP Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's wpbc shortcode in all versions up to, and including, 10.11.1 due to insufficient input sanitization and output escaping on user supplied attributes. Thi…

  • Medium 5.3

    WP Booking Calendar <= 10.10 - Unauthenticated Post-Confirmation Booking Manipulation

    The WP Booking Calendar plugin for WordPress is vulnerable to Unauthenticated Post-Confirmation Booking Manipulation in all versions up to, and including, 10.10. This is due to the plugin not properly requiring re-verification after a booking has been made an…

  • Medium 6.4

    Booking Calendar <= 10.9.2 - Authenticated (Contributor+) DOM-Based Stored Cross-Site Scripting via 'booking' Shortcode

    The WP Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'booking' shortcode in all versions up to, and including, 10.9.2 due to insufficient input sanitization and output escaping on user supplied attributes.…

  • Medium 4.4

    WP Booking Calendar <= 10.6 - Authenticated (Admin+) Stored Cross-Site Scripting

    The WP Booking Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 10.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attack…

  • Medium 6.1

    WP Booking Calendar <= 10.5 - Reflected Cross-Site Scripting

    The WP Booking Calendar plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via several parameters from 'timeline_obj' in all versions up to, and including, 10.5 due to insufficient input sanitization and output escaping. This makes it possib…

  • Medium 6.4

    WP Booking Calendar <= 10.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via bookingform Shortcode

    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 escapin…

  • Critical 9.8

    Booking Calendar <= 9.9 - Unauthenticated SQL Injection

    The WP Booking Calendar plugin for WordPress is vulnerable to SQL Injection via the 'calendar_request_params[dates_ddmmyy_csv]' parameter in all versions up to, and including, 9.9 due to insufficient escaping on the user supplied parameter and lack of suffici…

  • High 8.8

    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 vulne…

  • Unscored —

    Cross-site scripting vulnerability in Booking Calendar version 7.1 and earlier allows remote attackers to inject arbitr…

  • Unscored —

    Directory traversal vulnerability in Booking Calendar version 7.0 and earlier allows remote attackers to read arbitrary…