CVE-2026-92405 in Inventory and Monitoring System
Summary
by MITRE • 09/16/2026
A security vulnerability has been detected in SourceCodester Inventory and Monitoring System 1.0. The affected element is an unknown function of the file /index.php. Such manipulation of the argument Username leads to sql injection. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.
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Analysis
by VulDB Data Team • 09/16/2026
The SourceCodester Inventory and Monitoring System version 1.0 contains a critical security flaw within its core authentication or data retrieval logic, specifically located in the index.php file. This vulnerability manifests as an SQL injection weakness triggered by improper handling of user-supplied input passed through the Username parameter. The root cause lies in the failure to properly sanitize or validate this specific argument before it is incorporated into database queries executed by the backend system. When a malicious actor submits specially crafted data containing SQL metacharacters and logical operators, the application fails to distinguish between executable code and data input. This allows the injected commands to be interpreted directly by the underlying relational database management system rather than being treated as literal string values for comparison or retrieval operations.
The operational impact of this vulnerability is severe due to its remote exploitability. An attacker does not require prior authentication or physical access to the network infrastructure to launch an attack, making it a high-risk vector for initial compromise. By leveraging standard SQL injection techniques such as UNION-based extraction or blind boolean-based inference, an adversary can bypass intended access controls and extract sensitive information from the database. This may include user credentials, personal identifiable information of inventory owners, system configuration details, or proprietary business data stored within the monitoring logs. The public disclosure of exploit code further exacerbates the risk landscape, as it lowers the barrier to entry for less sophisticated threat actors who can utilize existing tools to automate attacks against any instance running this unpatched version.
From a classification perspective, this flaw aligns with CWE-89, which describes Improper Neutralization of Special Elements used in an SQL Command, commonly known as SQL Injection. The attack vector is categorized under MITRE ATT&CK technique T1190, Exploit Public-Facing Application, indicating that the vulnerability resides in a component accessible from external networks and has been actively exploited using publicly available methods. This classification underscores the urgency of remediation, as public-facing applications with known exploits are primary targets for automated scanning tools and opportunistic attackers seeking quick wins against vulnerable infrastructure.
Mitigation strategies must focus on immediate code-level fixes and broader security hardening measures. The most effective technical solution involves refactoring the affected function in index.php to utilize parameterized queries or prepared statements provided by the database abstraction layer, ensuring that user input is strictly treated as data rather than executable SQL syntax. Input validation should also be implemented to enforce strict type checking and length constraints on the Username field. Additionally, deploying a Web Application Firewall can provide a temporary layer of defense by filtering out malicious payloads before they reach the application logic. Organizations running this system should prioritize upgrading or patching the software immediately upon availability from SourceCodester, while simultaneously auditing other input fields for similar vulnerabilities to prevent lateral movement within the database environment.