CVE-2026-86164 in Sales and Inventory System
Summary
by MITRE • 09/06/2026
A security flaw has been discovered in itsourcecode Sales and Inventory System 1.0. Affected is an unknown function of the file /pages/trans_view.php. The manipulation of the argument ID results in sql injection. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.
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Analysis
by VulDB Data Team • 09/06/2026
The itsourcecode Sales and Inventory System version 1.0 contains a critical SQL Injection vulnerability located within the trans_view.php script, specifically affecting an unknown function that processes user-supplied input via the ID argument. This flaw stems from insufficient sanitization or validation of data before it is incorporated into database queries, allowing attackers to inject malicious Structured Query Language code directly into the application's backend logic. Because the vulnerable parameter is accessible remotely, this vulnerability does not require local access or authentication in many configurations, significantly expanding the attack surface and enabling exploitation by any external actor with network connectivity to the target system.
From a technical perspective, this issue aligns closely with CWE-89, which defines Improper Neutralization of Special Elements used in an SQL Command commonly known as SQL Injection. The attacker can manipulate the ID parameter to alter the structure of the underlying database query, potentially bypassing authentication mechanisms, extracting sensitive data such as user credentials and financial records, modifying inventory levels, or even executing administrative commands on the database server depending on the privileges granted to the application's database account. This type of vulnerability is a persistent threat in web applications that fail to utilize parameterized queries or prepared statements when interacting with relational databases.
The operational impact of this vulnerability is severe and multifaceted. Successful exploitation can lead to unauthorized access to confidential business information, including sales records, customer details, and inventory data, resulting in significant financial loss and reputational damage. Furthermore, depending on the database configuration, an attacker might achieve remote code execution by writing malicious files or executing operating system commands through specific SQL functions like xp_cmdshell in Microsoft SQL Server or LOAD_FILE in MySQL. The availability of public exploits exacerbates this risk, as automated scanning tools and opportunistic attackers can easily leverage these scripts to compromise vulnerable instances without needing custom development skills.
In terms of threat classification, this vulnerability is associated with the MITRE ATT&CK framework under techniques such as T1059 Command and Scripting Interpreter if code execution is achieved through SQL injection payloads, or more broadly under Initial Access and Credential Access tactics depending on how the injected queries are utilized to harvest credentials or pivot further into the network. The lack of input validation represents a fundamental failure in secure coding practices that should have been addressed during the development phase using static application security testing tools and rigorous code reviews.
To mitigate this vulnerability, immediate remediation is required by refactoring the affected function in trans_view.php to use prepared statements with parameterized queries for all database interactions involving user-supplied input. This ensures that data is treated strictly as data rather than executable code. Additionally, implementing strict input validation using allowlists for expected ID formats can provide an additional layer of defense. Deploying a Web Application Firewall may help detect and block common SQL injection patterns in transit, but this should be viewed only as a temporary compensating control while the underlying code is corrected. Regular security audits and penetration testing are recommended to identify similar flaws across other modules of the application before they can be exploited by malicious actors.