CVE-2005-1130 in Pinnacle Cart
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index.php in Pinnacle Cart allows remote attackers to inject arbitrary web script or HTML via the pg parameter.
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Analysis
by VulDB Data Team • 10/26/2025
The CVE-2005-1130 vulnerability represents a classic cross-site scripting flaw in the Pinnacle Cart e-commerce platform's index.php script. This vulnerability specifically targets the pg parameter, which serves as an input vector for attackers to inject malicious web script or HTML content. The flaw exists within the application's input validation mechanisms, failing to properly sanitize or escape user-supplied data before incorporating it into web page responses. This allows an attacker to craft malicious URLs containing script code within the pg parameter that gets executed in the context of other users' browsers when they access the affected page. The vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is classified as a critical security weakness in web applications.
The technical implementation of this vulnerability demonstrates a failure in output encoding and input sanitization practices within the Pinnacle Cart application. When the pg parameter is processed by the index.php script, the application does not perform adequate validation or sanitization of the input data before rendering it in the HTML response. This creates an environment where attacker-controlled content can be seamlessly integrated into the web page structure, enabling malicious scripts to execute with the privileges and context of the victim user. The vulnerability is particularly dangerous because it allows attackers to inject persistent or reflected scripts that can steal session cookies, redirect users to malicious sites, or perform actions on behalf of authenticated users.
The operational impact of this vulnerability extends beyond simple script injection, creating significant risks for e-commerce operations and user security. Attackers can leverage this flaw to hijack user sessions, steal sensitive information such as login credentials or payment details, and potentially escalate privileges within the application. The reflected nature of the vulnerability means that attacks can be delivered through email links or social engineering campaigns, making them particularly effective for phishing attacks. Users who click on malicious links containing the crafted pg parameter will unknowingly execute attacker-controlled scripts in their browsers, potentially compromising their accounts and the integrity of the entire e-commerce platform. This vulnerability also represents a breach of the principle of least privilege and proper input validation that should be fundamental to any secure web application.
Mitigation strategies for CVE-2005-1130 should focus on implementing comprehensive input validation and output encoding mechanisms. The most effective immediate fix involves sanitizing all user input parameters, particularly those used in dynamic page generation like the pg parameter, by implementing proper HTML entity encoding before rendering content. Applications should employ strict input validation that rejects or sanitizes potentially malicious content, including script tags, event handlers, and other dangerous HTML constructs. Security measures should include implementing Content Security Policy headers to prevent execution of unauthorized scripts, regular input validation routines, and proper output encoding for all dynamic content. Organizations should also consider implementing web application firewalls and monitoring for suspicious parameter patterns that may indicate exploitation attempts. This vulnerability highlights the critical importance of following secure coding practices and adhering to established security frameworks that emphasize input validation, output encoding, and proper sanitization of user-supplied data to prevent XSS attacks. The remediation process should include thorough code review and testing to ensure that all input parameters are properly handled and that the application maintains consistent security posture across all dynamic content generation points.