CVE-2025-6403 in School Fees Payment System
Summary
by MITRE • 06/21/2025
A vulnerability was found in code-projects School Fees Payment System 1.0. It has been rated as critical. This issue affects some unknown processing of the file /student.php. The manipulation of the argument ID leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 07/03/2025
The vulnerability identified as CVE-2025-6403 represents a critical SQL injection flaw within the code-projects School Fees Payment System version 1.0. This system, designed for educational institutions to manage student fee payments, contains a dangerous input validation weakness that directly impacts the /student.php file. The flaw stems from improper sanitization of user-supplied data, specifically the ID argument parameter, which allows malicious actors to inject arbitrary SQL commands into the database query execution flow. The vulnerability's critical rating reflects the severe potential for data compromise and system exploitation that this flaw enables.
The technical exploitation of this vulnerability occurs through remote manipulation of the ID parameter within the student.php endpoint. When an attacker submits a malformed ID value, the application fails to properly escape or validate the input before incorporating it into SQL queries. This processing error creates an injection point where malicious SQL payloads can be executed directly against the underlying database. The vulnerability manifests as a classic SQL injection attack vector, where the attacker can manipulate database queries to extract sensitive information, modify records, or even gain elevated privileges within the database system. The attack surface extends beyond simple data theft to include potential system compromise and unauthorized access to student financial records.
The operational impact of this vulnerability extends far beyond immediate data theft, creating significant risks for educational institutions and their students. Remote exploitation capabilities mean that attackers can target the system from anywhere on the internet without requiring physical access or local network presence. The disclosure of exploit details to the public increases the likelihood of successful attacks, as malicious actors can readily leverage this vulnerability without requiring advanced technical skills. Educational institutions using this system face potential exposure of sensitive student financial data, personal identification information, payment records, and potentially administrative credentials that could be accessed through database enumeration and exploitation techniques. The vulnerability's impact on system integrity and data confidentiality makes it particularly dangerous for organizations handling regulated educational data.
Mitigation strategies for CVE-2025-6403 must address both immediate remediation and long-term security hardening of the affected system. The primary solution involves implementing proper input validation and parameterized queries to prevent SQL injection attacks, aligning with CWE-89 standards for SQL injection prevention. Organizations should immediately apply patches or code modifications to sanitize all user inputs, particularly the ID parameter in student.php, and implement proper prepared statements or stored procedures to handle database interactions. Network-level protections including web application firewalls and intrusion detection systems can provide additional defense in depth, though these should not replace proper code-level fixes. The ATT&CK framework's T1190 technique for exploitation of remote services should be considered when implementing monitoring and detection measures, as this vulnerability represents a clear pathway for remote code execution and data exfiltration. Regular security assessments and penetration testing should be conducted to ensure the effectiveness of implemented controls and to identify potential additional vulnerabilities in the system's attack surface.