CVE-2026-3983 in Division Regional Athletic Meet Game Result Matrix System
Summary
by MITRE • 03/12/2026
A security flaw has been discovered in Campcodes Division Regional Athletic Meet Game Result Matrix System 2.1. This affects an unknown part of the file save-games.php. The manipulation of the argument game_name results in cross site scripting. 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 • 03/17/2026
The vulnerability identified as CVE-2026-3983 resides within the Campcodes Division Regional Athletic Meet Game Result Matrix System version 2.1, specifically affecting the save-games.php file. This represents a critical security weakness that enables unauthorized manipulation of input parameters, creating an environment where malicious actors can inject harmful code into the system. The flaw manifests when the game_name argument is processed without adequate sanitization or validation, allowing attackers to exploit this weakness through web-based interfaces.
The technical implementation of this vulnerability stems from insufficient input validation and output encoding practices within the save-games.php script. When user-supplied data is directly incorporated into the system's response without proper sanitization, it creates an avenue for cross-site scripting attacks. The vulnerability operates at the application layer and can be exploited through web browsers, making it particularly dangerous as it requires no local system access. This type of flaw falls under the Common Weakness Enumeration category CWE-79, which specifically addresses cross-site scripting vulnerabilities.
The operational impact of CVE-2026-3983 extends beyond simple data corruption or unauthorized access. Attackers can leverage this vulnerability to execute malicious scripts in the context of other users' browsers, potentially leading to session hijacking, credential theft, or unauthorized system modifications. The remote exploitation capability means that attackers do not need physical access to the system or network, making the attack surface significantly larger. This vulnerability can be particularly damaging in educational or organizational settings where athletic data systems may contain sensitive information about participants and their performance metrics.
The public availability of exploit code for this vulnerability significantly amplifies its threat level. Once released, such exploits can be readily utilized by attackers with minimal technical expertise, democratizing the attack vector and increasing the likelihood of successful compromises. Organizations using this system should immediately assess their exposure and implement mitigations to protect against potential exploitation. The vulnerability demonstrates a critical gap in secure coding practices and highlights the importance of input validation and output encoding in web applications.
Recommended mitigations for CVE-2026-3983 include implementing comprehensive input validation for all user-supplied parameters, particularly the game_name argument, and applying proper output encoding before rendering any user-provided content. Organizations should also consider implementing Content Security Policy headers, input sanitization libraries, and regular security code reviews to prevent similar vulnerabilities. Additionally, the system should be updated to a patched version of the Campcodes Division Regional Athletic Meet Game Result Matrix System, as vendors typically release security updates to address known vulnerabilities. This vulnerability also aligns with ATT&CK technique T1566, which covers social engineering through malicious content, as the XSS attack vector can be used to deliver additional malicious payloads.