CVE-2026-92364 in Leave Management System
Summary
by MITRE • 09/16/2026
A vulnerability has been found in itsourcecode Leave Management System 1.0. Affected by this vulnerability is an unknown functionality of the file /module/employee/index.php. The manipulation of the argument ID leads to sql injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 09/16/2026
The itsourcecode Leave Management System version 1.0 contains a critical security flaw within its employee management module, specifically located in the file /module/employee/index.php. This vulnerability manifests as an SQL injection weakness triggered by improper handling of user-supplied input passed through the ID argument. The root cause lies in the application's failure to properly sanitize or parameterize this specific variable before incorporating it into database queries. In many web applications, particularly those developed rapidly using open-source templates like itsourcecode, developers often assume that certain parameters are safe because they appear to be simple identifiers such as employee IDs. However, without rigorous input validation and the use of prepared statements with bound variables, these inputs can be manipulated by an attacker to alter the structure of SQL commands executed against the backend database server.
From a technical perspective, this flaw aligns directly with CWE-89, which categorizes Improper Neutralization of Special Elements used in an SQL Command commonly known as SQL Injection. The vulnerability allows for remote exploitation, meaning that an adversary does not need physical access or prior authentication to internal systems if the module is publicly accessible. By injecting malicious SQL syntax into the ID parameter, an attacker can bypass intended logic controls, extract sensitive data from the database such as user credentials and personal information, modify existing records, or potentially execute administrative commands depending on the privileges of the database account used by the web application. This type of attack falls under MITRE ATT&CK technique T1059, Command and Scripting Interpreter, specifically when SQL injection is leveraged to achieve broader system compromise through stored procedures or out-of-band data exfiltration methods like blind time-based injections.
The operational impact of this vulnerability is severe for organizations deploying the Leave Management System without mitigation. Since the exploit has been publicly disclosed, automated scanning tools and malicious actors can easily identify vulnerable instances on the internet. Successful exploitation could lead to a complete breach of confidentiality regarding employee data, including names, contact details, leave balances, and potentially login credentials if password hashes are stored in plaintext or weakly hashed formats within the same database tables accessible through this injection point. Furthermore, depending on the specific SQL dialect and server configuration, an attacker might achieve remote code execution by writing malicious files to the disk via functions like INTO OUTFILE, thereby gaining full control over the underlying operating system hosting the web application.
To mitigate this vulnerability, immediate remediation steps are required at both the application code level and infrastructure layer. Developers must refactor the /module/employee/index.php file to utilize parameterized queries or prepared statements provided by modern database interaction libraries such as PDO in PHP or mysqli with bound parameters. This ensures that user input is treated strictly as data rather than executable SQL code, effectively neutralizing injection attempts regardless of their content. Additionally, implementing strict input validation on the ID field can provide a secondary layer of defense; for instance, ensuring that the parameter contains only integer values using functions like intval() or type casting before processing. On an infrastructure level, deploying a Web Application Firewall with rules tuned to detect SQL injection patterns can help block malicious requests in real-time while patches are applied. Regular security audits and static code analysis tools should also be integrated into the development lifecycle to prevent similar oversights in future updates of the system.