CVE-2026-109521
Received Received - Intake

SQL Injection in Online Appointment Booking System

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: VulDB

Description
A vulnerability was detected in girishsaraf Online-Appointment-Booking-System up to f427b4757128ca253d33d0cc4e87bbb9c999a4d5. This affects an unknown function of the file changebookingstatus.php. Performing a manipulation of the argument dateselected results in sql injection. The attack may be initiated remotely. The exploit is now public and may be used. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The project was informed of the problem early through an issue report but has not responded yet.

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Meta Information

Published
2026-10-13
Last Modified
2026-10-13
Generated
2026-10-13
AI Q&A
2026-10-13
EPSS Evaluated
N/A
NVD
CVE-2026-109521
EUVD
EUVD-2026-98746

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
girishsaraf Online-Appointment-Booking-System f427b4757128ca253d33d0cc4e87bbb9c999a4d5

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-74 The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.
CWE-89 The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.

Attack-Flow Graph

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Executive Summary

This vulnerability is a SQL injection flaw in the Online-Appointment-Booking-System. It exists in the changebookingstatus.php file where the dateselected argument can be manipulated to execute arbitrary SQL commands. The attack can be performed remotely without authentication.

Detection Guidance

To detect SQL injection vulnerabilities in the Online-Appointment-Booking-System, inspect the changebookingstatus.php file for improper input validation. Test with payloads like ' OR '1'='1 in the dateselected parameter. Monitor database logs for unusual queries or errors.

Impact Analysis

The vulnerability allows attackers to execute unauthorized database commands. This could lead to data theft, unauthorized modifications, or deletion of sensitive appointment data. Since the system handles bookings, attackers might access or alter personal information.

Compliance Impact

This vulnerability could lead to non-compliance with GDPR and HIPAA. It may result in unauthorized access to personal data, violating confidentiality requirements. Organizations could face legal penalties and reputational damage.

Mitigation Strategies

Immediately update the Online-Appointment-Booking-System to the latest version. Implement input validation for the dateselected parameter in changebookingstatus.php. Use prepared statements for all SQL queries to prevent injection. Restrict database user permissions to limit damage.

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