CVE-2026-14773: SQL Injection in itsourcecode Hospital Management System 1.0

Technical summary

CVE-2026-14773 is a SQL injection vulnerability (CWE-89) stemming from improper input validation and encoding (CWE-74) in the payment processing module of itsourcecode Hospital Management System 1.0. The patientid parameter in /payment.php fails to properly sanitize user-supplied input before use in SQL queries, enabling an authenticated attacker to execute arbitrary SQL commands. The vulnerability requires valid login credentials but no additional user interaction, and operates over the network.

Business impact

Hospital systems relying on this software face exposure of Protected Health Information (PHI), including patient demographics, medical histories, diagnoses, and payment records. Unauthorized data modification could corrupt critical medical records, disrupt billing operations, and trigger HIPAA compliance violations with associated fines and legal liability. Data exfiltration poses additional regulatory and reputational risks. Operational continuity may be affected if attackers modify or delete payment records.

Affected systems

itsourcecode Hospital Management System version 1.0 is affected. Organizations running this software should assume all deployments are vulnerable unless patching has been applied. The vendor and product information should be verified against your asset inventory to identify affected systems within your environment.

Exploitability

This vulnerability is readily exploitable by authenticated users with valid system credentials. Public exploit code is available, lowering the barrier to exploitation. However, the requirement for prior authentication limits opportunistic attacks to insider threats or attackers who have compromised valid user accounts through credential theft or phishing. The straightforward SQL injection vector requires minimal attacker sophistication to adapt public exploits to specific target environments.

Remediation

Obtain and deploy a patched version of itsourcecode Hospital Management System from the vendor as soon as possible. Verify patch availability and version numbers against the vendor's official security advisory. As a compensating control pending patching, implement strict input validation and parameterized queries in the payment processing module, enforce least-privilege database account permissions, and restrict administrative access to the /payment.php endpoint to authorized personnel only.

Patch guidance

Contact itsourcecode directly or check their security advisory portal for available patches addressing CVE-2026-14773. When patches become available, verify the fixed version number in the vendor's official documentation before deployment. Test patches in a non-production environment before rolling out to hospital systems. Given the sensitivity of healthcare data, coordinate patching with clinical operations to minimize disruption during off-peak hours. Document the patch version applied for compliance and audit purposes.

Detection guidance

Monitor for SQL injection attempts targeting the /payment.php patientid parameter by logging all HTTP requests to that endpoint and analyzing query parameters for SQL metacharacters and common injection patterns (e.g., single quotes, UNION keywords, OR operators). Correlate application logs with database query logs to detect unusual SQL execution patterns, particularly SELECT, UPDATE, or DELETE statements originating from the payment processing function that deviate from expected behavior. Alert on failed database authentication attempts using the application's database account, which may indicate an attacker probing the database structure.

Why prioritize this

Although rated MEDIUM severity (CVSS 6.3) due to authentication requirements, the vulnerability affects healthcare systems handling sensitive PHI and must be prioritized urgently. The combination of public exploit availability, straightforward exploitation path, and regulatory compliance implications (HIPAA, state health data breach laws) elevates real-world risk beyond the numerical score. Insider threats and compromised user accounts create realistic attack scenarios in healthcare environments where account sharing and weak credential hygiene are common.

Risk score, explained

The CVSS 3.1 score of 6.3 reflects the network-accessible nature (AV:N) of the vulnerability and its straightforward exploitation (AC:L). However, the score is mitigated by the requirement for prior authentication (PR:L). The scope is unchanged (S:U), and the impact is limited to confidentiality, integrity, and availability at the application level (C:L/I:L/A:L). In healthcare contexts, these impacts have outsized consequences due to regulatory obligations and patient safety implications not fully captured by the base score.

Frequently asked questions