CVE-2025-9841: Mobile Shop Management System RCE Flaw

CVE-2025-9841 Overview

CVE-2025-9841 is an unrestricted file upload vulnerability in code-projects Mobile Shop Management System 1.0. The flaw resides in the AddNewProduct.php script, where the ProductImage parameter accepts attacker-controlled input without proper validation. Remote authenticated users can manipulate this parameter to upload arbitrary files to the application. The issue is tracked under [CWE-284] (Improper Access Control) and has been publicly disclosed, increasing the likelihood of opportunistic exploitation.

Critical Impact
An authenticated remote attacker can upload arbitrary files through the ProductImage argument in AddNewProduct.php, potentially leading to malicious content delivery or further compromise of the application.

Affected Products

Fabian Mobile Shop Management System 1.0
AddNewProduct.php component
Deployments exposing the product upload functionality over the network

Discovery Timeline

2025-09-03 - CVE-2025-9841 published to the National Vulnerability Database (NVD)
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-9841

Vulnerability Analysis

The vulnerability exists in the product creation workflow of Mobile Shop Management System 1.0. The AddNewProduct.php endpoint processes the ProductImage argument without enforcing restrictions on file type, extension, or content. This allows an authenticated user to submit files outside the intended image scope.

Unrestricted file upload weaknesses commonly enable attackers to place server-interpretable scripts within the web root. Once uploaded, those files may be requested directly by the attacker, exposing the application to further abuse. The advisory confirms remote exploitation is possible and that exploit details have been disclosed publicly via GitHub CVE Issue #2 and VulDB #322188.

Root Cause

The root cause is missing access control and input validation on the ProductImage upload handler. The application does not verify the MIME type, file extension allowlist, or magic bytes of the submitted file before storing it on the server, which aligns with the [CWE-284] classification assigned to this CVE.

Attack Vector

Exploitation requires network access to the application and low-privilege authenticated access. An attacker submits a crafted multipart request to AddNewProduct.php, supplying a non-image payload in the ProductImage field. Because no verified proof-of-concept code is published in the CVE references, technical specifics should be validated against the VulDB submission record and the upstream code-projects source before testing.

Detection Methods for CVE-2025-9841

Indicators of Compromise

Unexpected non-image files (for example .php, .phtml, .jsp) located in the product image upload directory used by AddNewProduct.php.
HTTP POST requests to AddNewProduct.php with ProductImage multipart content that has a mismatched extension or MIME type.
New or modified files in the web root with timestamps correlating to product-creation activity by low-privileged users.

Detection Strategies

Inspect web server access logs for POST requests to AddNewProduct.php followed by GET requests to newly created files in upload directories.
Add web application firewall (WAF) rules that block uploads where the ProductImage field carries executable extensions or server-side script signatures.
Run periodic integrity checks across the application web root to flag files that were not deployed through the application build process.

Monitoring Recommendations

Forward web server, application, and authentication logs to a centralized analytics platform to correlate upload events with subsequent file access.
Alert on anomalous file creation in product image directories, especially files served with executable MIME types.
Track failed and successful logins to the product management interface to identify credential abuse preceding upload attempts.

How to Mitigate CVE-2025-9841

Immediate Actions Required

Restrict network exposure of the Mobile Shop Management System administration interface to trusted networks or VPN users.
Disable or guard the AddNewProduct.php endpoint until validation controls are in place.
Rotate credentials for all accounts able to create products, since the attack requires authenticated access.
Review the product image upload directory and remove any files that are not legitimate images.

Patch Information

No vendor patch is referenced in the CVE record for code-projects Mobile Shop Management System 1.0. Operators should monitor the code-projects site and the public GitHub CVE Issue #2 tracker for updates. Until a fix is available, apply compensating controls described below.

Workarounds

Enforce a server-side allowlist of image extensions (.jpg, .jpeg, .png, .gif) and validate file content using magic-byte inspection on the ProductImage parameter.
Store uploaded files outside the web root and serve them through a controlled handler that sets a non-executable content type.
Configure the web server to disable script execution in the uploads directory, for example by removing PHP handlers from that path.

bash

# Example Apache configuration to disable script execution in the uploads directory
<Directory "/var/www/mobile_shop/uploads">
    php_flag engine off
    AddType text/plain .php .phtml .php5 .php7
    Options -ExecCGI
    <FilesMatch "\.(php|phtml|php5|php7|jsp|asp|aspx|cgi)$">
        Require all denied
    </FilesMatch>
</Directory>