CVE-2009-4359 in SmartMedia
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in folder.php in the SmartMedia 0.85 Beta module for XOOPS allows remote attackers to inject arbitrary web script or HTML via the categoryid parameter.
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Analysis
by VulDB Data Team • 08/21/2025
The CVE-2009-4359 vulnerability represents a classic cross-site scripting flaw within the SmartMedia 0.85 Beta module for the XOOPS content management system. This vulnerability specifically affects the folder.php script which processes user input through the categoryid parameter, creating an exploitable entry point for malicious actors to inject arbitrary web scripts or HTML content. The vulnerability stems from insufficient input validation and output sanitization mechanisms within the module's codebase, allowing attackers to manipulate the application's behavior through crafted HTTP requests. The affected parameter categoryid serves as a direct conduit for injecting malicious payloads that can execute in the context of other users' browsers who visit the compromised pages.
The technical implementation of this vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications. This classification indicates that the vulnerability exists due to improper sanitization of user-supplied data before it is rendered in web pages. The flaw operates at the application layer where user input flows directly into output without adequate filtering or encoding, creating a persistent security weakness that can be exploited by remote attackers. The vulnerability's impact is amplified by the fact that it affects a module within a widely used CMS platform, potentially enabling attackers to compromise multiple websites running vulnerable versions of XOOPS.
From an operational perspective, this XSS vulnerability presents significant risks to both administrators and end-users of affected systems. Attackers can leverage this flaw to execute malicious scripts in the context of authenticated users, potentially leading to session hijacking, credential theft, or unauthorized administrative actions. The remote nature of the attack means that threat actors do not require physical access to the system or local network presence to exploit the vulnerability. This makes the attack surface particularly broad and the exploitation relatively straightforward, as it only requires sending a specially crafted URL to targeted users or directly accessing the vulnerable endpoint with malicious parameters.
The security implications extend beyond immediate script execution, as this vulnerability can serve as a stepping stone for more sophisticated attacks within the compromised environment. Attackers may use the XSS capability to redirect users to malicious sites, harvest cookies and session information, or modify content displayed to other users. The attack vector typically involves crafting a URL with malicious payload in the categoryid parameter and either delivering it through phishing emails, social engineering tactics, or by directly accessing the vulnerable page. The vulnerability's presence in a CMS module means that successful exploitation could potentially affect entire websites, as the malicious code would execute in the context of legitimate website visitors.
Mitigation strategies for CVE-2009-4359 should focus on immediate input validation and output encoding measures. The primary remediation involves implementing proper parameter sanitization for the categoryid input field, ensuring that all user-supplied data is validated against expected formats and encoded before being rendered in web responses. Organizations should apply the vendor-provided security patches or upgrade to patched versions of the SmartMedia module. Additionally, implementing content security policies, input validation frameworks, and regular security audits can help prevent similar vulnerabilities from emerging in other parts of the application. The vulnerability's classification under ATT&CK technique T1566.001 for "Phishing with Spoofed Credentials" highlights the need for comprehensive security awareness training to prevent users from inadvertently triggering such attacks through malicious links or content.