CVE-2025-3149 in Student Homework Management System
Summary
by MITRE • 04/03/2025
A vulnerability was found in itning Student Homework Management System up to 1.2.7. It has been classified as problematic. Affected is an unknown function of the file /shw_war/fileupload of the component Edit Job Page. The manipulation of the argument Course leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
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Analysis
by VulDB Data Team • 08/13/2025
This vulnerability exists within the itning Student Homework Management System version 1.2.7 and earlier, representing a cross-site scripting flaw that compromises the application's security integrity. The issue is specifically located within the fileupload functionality of the Edit Job Page component, where the Course parameter serves as the attack vector. The vulnerability stems from inadequate input validation and sanitization mechanisms that fail to properly filter user-supplied data before processing it within the web application's context. This weakness allows malicious actors to inject malicious scripts into the application's response, which then executes in the context of other users' browsers when they view the affected content.
The technical implementation of this vulnerability aligns with CWE-79, which defines cross-site scripting as a weakness where an application fails to properly validate or sanitize user input before incorporating it into dynamic content. The exploit requires no authentication or privileged access, making it particularly dangerous as it can be launched remotely through web browsers. Attackers can craft malicious payloads containing script code within the Course parameter, which when processed by the vulnerable system, gets executed in the browsers of unsuspecting users who access the affected page. This creates a persistent threat vector that can be used to steal session cookies, perform unauthorized actions on behalf of users, or redirect them to malicious websites.
The operational impact of this vulnerability extends beyond simple script execution, as it represents a critical security flaw that can enable more sophisticated attacks within the application's environment. Given that the system is no longer supported by its maintainer, organizations utilizing this software face heightened risk exposure with no official patches or updates available to address the vulnerability. The public disclosure of the exploit means that threat actors can readily leverage this weakness without requiring advanced technical knowledge or specialized tools. This vulnerability affects the core functionality of the homework management system, potentially compromising student data privacy and academic integrity within educational institutions that rely on this platform.
Organizations should immediately implement defensive measures to protect against exploitation of this vulnerability, including but not limited to disabling the affected fileupload functionality, implementing strict input validation at multiple layers, and deploying web application firewalls to filter malicious traffic. The lack of vendor support for this system necessitates a proactive approach to security remediation, potentially requiring the implementation of custom security controls or immediate migration to supported alternatives. Additionally, security monitoring should be enhanced to detect anomalous behavior patterns that might indicate exploitation attempts, while user education should emphasize the importance of avoiding suspicious links or content that might trigger the XSS vulnerability. Organizations should also consider implementing content security policies and other browser-based security mechanisms to provide defense-in-depth against this particular class of attack.