SQL Injection in Online Hotel Management System

Executive Summary

CVE-2026-14688 is a SQL injection vulnerability found in the Online Hotel Management System version 1.0, specifically in the /admin/login.php file.

The vulnerability arises because the "email" parameter is improperly handled and directly used in SQL queries without proper sanitization or validation.

This flaw allows attackers to inject malicious SQL code remotely, potentially compromising the database.

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Impact Analysis

Exploitation of this SQL injection vulnerability can lead to unauthorized access to the database.

• Data leakage exposing sensitive information.
• Data tampering or modification.
• Potential takeover or control of the affected system.
• Disruption of service affecting business continuity.

Immediate corrective actions such as using prepared statements, input validation, and limiting database user permissions are recommended to mitigate these impacts.

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Detection Guidance

The vulnerability in the Online Hotel Management System 1.0 is a SQL injection flaw in the /admin/login.php file, specifically through the 'email' parameter. Detection can involve monitoring for unusual or malicious SQL queries targeting this parameter.

To detect this vulnerability on your system, you can use web application security scanners that test for SQL injection, or manually test by sending crafted HTTP requests to the /admin/login.php endpoint with SQL injection payloads in the 'email' parameter.

Example commands for manual testing using curl might include:

• curl -X POST -d "email=' OR '1'='1" -d "password=any" http://targetsite/admin/login.php
• curl -X POST -d "[email protected]' OR '1'='1' -- " -d "password=any" http://targetsite/admin/login.php

Additionally, monitoring logs for SQL errors or unexpected database responses after such requests can help identify exploitation attempts.

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Mitigation Strategies

Immediate mitigation steps for this SQL injection vulnerability include:

• Implement prepared statements (parameterized queries) to safely handle the 'email' parameter and prevent injection.
• Add proper input validation and sanitization on the 'email' parameter to ensure only valid input is processed.
• Minimize database user permissions to limit the impact of a potential SQL injection attack.
• Monitor and audit logs for suspicious activity related to the /admin/login.php endpoint.

These steps help reduce the risk of unauthorized database access, data leakage, and other malicious activities.

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Compliance Impact

The SQL injection vulnerability in the Online Hotel Management System 1.0 allows attackers to gain unauthorized access to the database, potentially leading to data leakage and data tampering.

Such unauthorized access and data breaches can result in non-compliance with data protection regulations like GDPR and HIPAA, which mandate the protection of personal and sensitive data.

Failure to protect user data adequately due to this vulnerability could expose organizations to legal penalties, reputational damage, and loss of customer trust.

Immediate corrective actions such as input validation and use of prepared statements are recommended to mitigate these risks and help maintain compliance.

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