CVE-2026-77025 in Hospital Management System
Summary
by MITRE • 08/20/2026
A weakness has been identified in itsourcecode Hospital Management System 1.0. This affects an unknown part of the file /viewappointmentpending.php. This manipulation of the argument delid causes sql injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.
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Analysis
by VulDB Data Team • 08/20/2026
The identified vulnerability in itsourcecode Hospital Management System version 1.0 represents a critical security flaw located within the /viewappointmentpending.php script, specifically triggered by improper handling of the delid argument. This weakness is classified as SQL Injection, which corresponds to CWE-89 in the Common Weakness Enumeration taxonomy. The root cause lies in the application's failure to properly sanitize or parameterize user-supplied input before incorporating it into backend database queries. When an attacker provides a maliciously crafted value for the delid parameter, the web server processes this input directly within SQL commands without adequate validation, allowing the injection of arbitrary SQL code that alters the intended logic of the query.
From an operational perspective, this vulnerability allows for remote exploitation by unauthenticated or authenticated attackers depending on the access controls surrounding the specific endpoint. The ability to manipulate database queries remotely means that adversaries can potentially bypass authentication mechanisms, extract sensitive data such as patient records and staff credentials, modify existing data within the hospital management system, or even execute administrative operations on the underlying database server if permissions are misconfigured. This aligns with ATT&CK technique T1059 Command Scripting for SQL commands and T1114 Email Collection when targeting specific databases containing personal health information. The availability of public exploits significantly lowers the barrier to entry for malicious actors, increasing the likelihood of automated attacks against systems running this unpatched version.
The impact of such a vulnerability extends beyond simple data theft. In healthcare environments, integrity and confidentiality are paramount due to regulatory requirements like HIPAA in the United States or GDPR in Europe. A successful SQL injection attack could lead to significant legal liabilities, reputational damage, and disruption of critical hospital operations if database tables are corrupted or deleted through destructive payloads such as DROP statements. Furthermore, attackers may use this entry point for further lateral movement within the network by leveraging the database server's privileges to access other systems, thereby escalating the scope of the breach from a single web application component to a broader organizational compromise.
Mitigation strategies must focus on immediate remediation and long-term defensive measures. The primary fix involves refactoring the affected code in /viewappointmentpending.php to use prepared statements with parameterized queries instead of string concatenation for building SQL commands. This ensures that user input is treated strictly as data rather than executable code, effectively neutralizing injection attempts. Additionally, implementing strict input validation and type checking on the delid parameter can provide an additional layer of defense by rejecting unexpected formats before they reach the database engine. Deploying a Web Application Firewall with rules tuned to detect SQL injection patterns can offer temporary protection while patches are applied. Regular security audits and static code analysis tools should be integrated into the development lifecycle to prevent similar weaknesses from being introduced in future updates, ensuring compliance with secure coding standards such as OWASP Top Ten guidelines for preventing injection flaws.