CVE-2026-14656 in Assessment Management
Summary
by MITRE • 07/05/2026
A security vulnerability has been detected in code-projects Assessment Management 1.0. This affects an unknown part of the file /admin/remove-user.php. The manipulation of the argument ID leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.
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Analysis
by VulDB Data Team • 07/05/2026
This vulnerability resides in the code-projects Assessment Management 1.0 application where a cross site scripting flaw exists in the administrative remove-user.php file. The issue stems from insufficient input validation and sanitization of the ID parameter, which allows malicious actors to inject arbitrary JavaScript code through the argument. This type of vulnerability falls under CWE-79 - Cross-site Scripting and represents a critical security weakness that can be exploited through web-based attacks.
The technical implementation of this flaw occurs when user-supplied input from the ID parameter is directly incorporated into the page output without proper sanitization or encoding. Attackers can craft malicious payloads by manipulating the ID argument to include script tags or other malicious code constructs. When the vulnerable page processes this input and renders it back to the browser, the injected JavaScript executes in the context of the victim's session, potentially compromising user accounts or stealing sensitive information.
The operational impact of this vulnerability is significant as it enables remote exploitation without requiring any special privileges or local access. An attacker can initiate the attack from anywhere on the internet by simply manipulating the ID parameter in the remove-user.php URL. This creates a persistent threat vector that can be leveraged for session hijacking, credential theft, or redirection to malicious sites. The vulnerability affects all users who have access to the administration panel, making it particularly dangerous as it could allow unauthorized modification of user accounts or complete system compromise.
The public disclosure of this exploit means that security researchers and malicious actors alike now possess the knowledge to weaponize this weakness effectively. Organizations running this version of Assessment Management should immediately implement mitigations including input validation, output encoding, and proper parameter sanitization. The recommended approach includes implementing strict input validation that rejects any non-numeric or malformed ID parameters while ensuring all user-supplied data is properly escaped before rendering in the browser context. Additionally, implementing content security policies and using secure coding practices aligned with OWASP guidelines would significantly reduce the attack surface and prevent similar vulnerabilities from occurring in future deployments.
This vulnerability demonstrates the critical importance of proper input validation and output encoding in web applications, particularly within administrative interfaces where elevated privileges can lead to severe consequences. The presence of such a flaw in a management system highlights the need for comprehensive security testing including dynamic application security testing and static code analysis to identify similar weaknesses before they can be exploited by threat actors. Organizations should also consider implementing web application firewalls and monitoring solutions to detect and prevent exploitation attempts targeting known vulnerabilities like this cross site scripting weakness.