CVE-2009-3194 in SearchFeed Script
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index.php in JCE-Tech SearchFeed Script allows remote attackers to inject arbitrary web script or HTML via the search parameter.
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Analysis
by VulDB Data Team • 06/08/2025
The CVE-2009-3194 vulnerability represents a classic cross-site scripting flaw in the JCE-Tech SearchFeed Script's index.php component. This vulnerability specifically targets the search parameter handling mechanism, creating an exploitable entry point for malicious actors to inject arbitrary web scripts or HTML content into the application's response. The flaw exists within the input validation and output encoding processes, where user-supplied search queries are not properly sanitized before being rendered back to users. This type of vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is one of the most prevalent and dangerous web application security issues documented in the CWE database. The vulnerability enables attackers to execute malicious scripts in the context of other users' browsers, potentially leading to session hijacking, data theft, or unauthorized actions performed on behalf of victims.
The technical implementation of this vulnerability stems from improper handling of user input within the search functionality of the SearchFeed Script. When a user submits a search query through the index.php page, the application fails to adequately validate or escape the search parameter before incorporating it into the HTML response. This lack of input sanitization creates a pathway for attackers to embed malicious payloads such as javascript code, html tags, or other harmful content within the search parameter. The vulnerability is particularly concerning because it operates at the presentation layer where user input directly influences the generated HTML output, making it a prime target for exploitation. Attackers can craft search queries containing malicious scripts that execute when other users view the search results page, leveraging the trust relationship between the web application and its users.
The operational impact of this vulnerability extends beyond simple script injection, presenting significant risks to web application security and user privacy. Successful exploitation allows attackers to perform various malicious activities including stealing session cookies, redirecting users to phishing sites, defacing web pages, or executing unauthorized commands within the victim's browser context. The vulnerability can be exploited through various attack vectors including reflected XSS techniques where the malicious payload is immediately reflected back to the user. This type of attack requires minimal user interaction and can be automated, making it particularly dangerous for widespread exploitation. The vulnerability also aligns with several tactics outlined in the MITRE ATT&CK framework under the T1059 category of Command and Scripting Interpreter, as attackers can leverage the XSS flaw to execute arbitrary code within user browsers.
Mitigation strategies for CVE-2009-3194 should focus on implementing robust input validation and output encoding mechanisms throughout the application. The primary defense involves sanitizing all user-supplied input, particularly the search parameter, by implementing proper HTML escaping and encoding before rendering any user data in the response. This approach directly addresses the CWE-79 vulnerability by ensuring that potentially malicious content cannot be executed as scripts. Organizations should also implement Content Security Policy (CSP) headers to add an additional layer of protection against XSS attacks. The recommended solution includes updating the SearchFeed Script to properly validate search parameters against known malicious patterns, implementing proper input sanitization functions, and ensuring that all dynamic content is properly escaped before being incorporated into HTML output. Additionally, regular security audits and input validation testing should be conducted to identify and remediate similar vulnerabilities in other components of the web application. The fix should align with OWASP Top 10 security recommendations and follow established secure coding practices to prevent similar vulnerabilities from emerging in future development cycles.