CVE-2024-47380 in WP-Lister Lite for eBay Plugin
Summary
by MITRE • 10/05/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WP Lab WP-Lister Lite for eBay wp-lister-for-ebay allows Reflected XSS.This issue affects WP-Lister Lite for eBay: from n/a through <= 3.6.3.
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Analysis
by VulDB Data Team • 04/05/2026
This cross-site scripting vulnerability exists within the WP Lab WP-Lister Lite for eBay plugin, specifically affecting versions up to and including 3.6.3. The flaw occurs during web page generation when input data is not properly sanitized or escaped before being rendered in the user interface. This reflected XSS vulnerability allows attackers to inject malicious scripts into web pages viewed by other users, potentially leading to session hijacking, credential theft, or unauthorized actions performed on behalf of victims. The vulnerability is classified as CWE-79 Improper Neutralization of Input During Web Page Generation, which represents one of the most prevalent and dangerous web application security flaws.
The technical implementation of this vulnerability stems from the plugin's failure to adequately validate and escape user-supplied input parameters before incorporating them into dynamically generated HTML content. When users interact with the eBay listing interface or view product information pages, the plugin processes various input fields, URL parameters, or form data without proper sanitization. Attackers can exploit this by crafting malicious payloads in input fields or URL parameters that are then reflected back to users in the web page output. The reflected nature of this vulnerability means that the malicious script is executed immediately when a victim visits a specially crafted URL containing the attacker's payload.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable sophisticated attacks within the WordPress environment. An attacker could potentially steal administrator cookies, modify content, redirect users to malicious sites, or perform actions with elevated privileges if the victim is logged in as an administrator. Given that WP-Lister Lite for eBay is used for managing online marketplace listings, attackers could manipulate product information, potentially causing financial loss or reputational damage. The vulnerability affects the entire user base of the plugin, making it a significant concern for e-commerce operations that rely on this tool for their eBay selling activities.
Mitigation strategies for this vulnerability should focus on immediate patching of the affected plugin to version 3.6.4 or later, which contains the necessary input sanitization fixes. Administrators should also implement additional security measures such as input validation at multiple layers, output escaping for all dynamic content, and regular security audits of installed plugins. The remediation aligns with ATT&CK technique T1566.001 Reflected XSS, emphasizing the importance of proper input validation and output encoding. Organizations should also consider implementing web application firewalls and content security policies to provide additional defense-in-depth measures. Regular monitoring of plugin updates and maintaining an up-to-date inventory of all installed WordPress plugins remains critical for preventing similar vulnerabilities from being exploited in the future.