BookIt <= 2.4.3 - Authenticated(Administrator+) SQL Injection

6.6
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CVE CVE-2023-50852
CVSS 6.6 (Medium)
Publicly Published December 21, 2023
Last Updated January 22, 2024
Researcher Muhammad Daffa

Description

The Booking Calendar | Appointment Booking | BookIt plugin for WordPress is vulnerable to SQL Injection via an unknown parameter in all versions up to 2.4.4 (exclusive) due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with administrator access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

Learn more about SQL Injection vulnerabilities and how to prevent them.

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Vulnerability Details for Bookit — Booking & Appointment Calendar

Software Type Plugin
Software Slug bookit (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.4.4, or a newer patched version
Affected Version
  • < 2.4.4
Patched Version
  • 2.4.4

Recent vulnerabilities in Bookit — Booking & Appointment Calendar

# Title CVE ID CVSS Researchers Date
1 Bookit — Booking & Appointment Calendar <= 2.5.1 - Missing Authorization CVE-2026-40780 5.3 davidfdzmorilla April 22, 2026
2 Bookit <= 2.5.0 - Missing Authorization to Unauthenticated Settings Update CVE-2025-12841 5.3 Khaled Alenazi (Nxploited) November 15, 2025
3 Booking Calendar | Appointment Booking | Bookit <= 2.5.0 - Missing Authorization to Unauthenticated Stripe Connection CVE-2025-12633 7.5 Md. Moniruzzaman Prodhan (NomanProdhan) November 11, 2025
4 BookIt <=2.4.0 - Price Bypass CVE-2024-24715 4.9 Debangshu Kundu, Arpeet Rathi January 31, 2024
5 Freemius SDK <= 2.5.9 - Reflected Cross-Site Scripting via fs_request_get CVE-2023-33999 6.1 Rafie Muhammad July 18, 2023
6 BookIt <= 2.3.7 - Authentication Bypass CVE-2023-2834 9.8 István Márton June 20, 2023
7 Freemius SDK <= 2.4.2 - Missing Authorization Checks CVE-2022-4974 6.3 March 4, 2022

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