Online Scheduling and Appointment Booking System – Bookly <= 27.7 - Unauthenticated SQL Injection

7.5
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CVE CVE-2026-61949
CVSS 7.5 (High)
Publicly Published July 16, 2026
Last Updated July 21, 2026
Researcher dodoh4t

Description

The Online Scheduling and Appointment Booking System – Bookly plugin for WordPress is vulnerable to SQL Injection in versions up to, and including, 27.7 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers 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.

References

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Vulnerability Details for Online Scheduling and Appointment Booking System – Bookly

Software Type Plugin
Software Slug bookly-responsive-appointment-booking-tool (view on wordpress.org)
Patched? Yes
Remediation Update to version 27.8, or a newer patched version
Affected Version
  • <= 27.7
Patched Version
  • 27.8

Recent vulnerabilities in Online Scheduling and Appointment Booking System – Bookly

# Title CVE ID CVSS Researchers Date
1 Online Scheduling and Appointment Booking System <= 27.7 - Unauthenticated Stored Cross-Site Scripting via bookly_speed_up_update_addons AJAX action CVE-2026-13424 7.2 Dmitrii Ignatyev August 15, 2026
2 Online Scheduling and Appointment Booking System – Bookly <= 27.7 - Authenticated (Staff+) Insecure Direct Object Reference to Sensitive Information Exposure via 'params[id]' Parameter CVE-2026-12905 4.3 Raihan Adi Arba August 15, 2026
3 Online Scheduling and Appointment Booking System – Bookly < 27.8 - Unauthenticated SQL Injection CVE-2026-13395 7.5 Jakub Herman August 3, 2026
4 Online Scheduling and Appointment Booking System <= 27.7 - Unauthenticated SQL Injection CVE-2026-14516 7.5 Nguyen Ngoc Duc (duc193) July 27, 2026
5 Online Scheduling and Appointment Booking System – Bookly <= 27.7 - Unauthenticated Stored Cross-Site Scripting CVE-2026-61944 7.2 ickogz July 16, 2026
6 Online Scheduling and Appointment Booking System – Bookly <= 27.2 - Unauthenticated Stored Cross-Site Scripting via 'bookly-customer-full-name' Cookie CVE-2026-5513 7.2 Naoya Takahashi (nakko) June 12, 2026
7 Online Scheduling and Appointment Booking System – Bookly <= 27.4 - Unauthenticated Information Exposure CVE-2026-42667 5.3 Tiago Ventura (perses) May 10, 2026
8 Online Scheduling and Appointment Booking System – Bookly <= 27.0 - Unauthenticated Price Manipulation via 'tips' CVE-2026-2519 5.3 Youssef Elouaer April 8, 2026
9 Online Scheduling and Appointment Booking System – Bookly <= 26.7 - Reflected Cross-Site Scripting CVE-2026-32540 6.1 ickogz March 20, 2026
10 WordPress Online Booking and Scheduling Plugin – Bookly <= 23.2 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Color Profile Parameter CVE-2024-5584 6.4 0xBishop June 10, 2024

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