CVE-2010-2356 in eLMS Pro
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in subscribe.php in Pilot Group (PG) eLMS Pro allows remote attackers to inject arbitrary web script or HTML via the course_id parameter.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 04/26/2025
The CVE-2010-2356 vulnerability represents a classic cross-site scripting flaw in the Pilot Group eLMS Pro learning management system, specifically within the subscribe.php component. This security weakness resides in the application's handling of user-supplied input through the course_id parameter, creating an avenue for malicious actors to execute arbitrary web scripts or HTML code within the context of other users' browsers. The vulnerability stems from insufficient input validation and output sanitization mechanisms that fail to properly encode or escape user-provided data before incorporating it into dynamic web page content.
The technical exploitation of this XSS vulnerability occurs when an attacker crafts a malicious payload containing script code and passes it through the course_id parameter in the subscribe.php script. When the vulnerable application processes this input without proper sanitization, the malicious code becomes embedded in the web page response and executes in the browser of unsuspecting users who visit the affected page. This type of vulnerability falls under CWE-79 which specifically addresses cross-site scripting flaws where web applications fail to validate or escape user-controllable data before including it in dynamically generated web content.
From an operational perspective, this vulnerability poses significant risks to the integrity and security of the eLMS environment. An attacker could leverage this weakness to steal session cookies, perform unauthorized actions on behalf of users, redirect victims to malicious websites, or even deface the learning management system interface. The impact extends beyond individual user sessions to potentially compromise the entire educational platform, especially in environments where users trust the system with sensitive academic and personal information. The vulnerability is particularly concerning in educational settings where users may be less security-aware and where the attack surface includes both students and administrators.
The attack vector for CVE-2010-2356 aligns with ATT&CK technique T1059.007 which covers scripting languages for execution, and T1566 which encompasses spearphishing attacks that could leverage such vulnerabilities to deliver malicious payloads. Organizations should implement comprehensive input validation measures including proper parameter sanitization, output encoding, and Content Security Policy (CSP) headers to prevent the execution of unauthorized scripts. The remediation approach should involve immediate patching of the eLMS software, implementation of proper input validation routines, and regular security assessments to identify similar vulnerabilities in web applications. Additionally, security awareness training for administrators and users can help mitigate the risk of successful exploitation through social engineering vectors that might accompany such XSS attacks.