CVE-2024-56239 in Audio Dock Plugin
Summary
by MITRE • 01/02/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Themify Themify Audio Dock allows Stored XSS.This issue affects Themify Audio Dock: from n/a through 2.0.4.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 02/16/2025
The vulnerability identified as CVE-2024-56239 represents a critical cross-site scripting flaw within the Themify Audio Dock plugin, specifically impacting versions ranging from an unspecified starting point through version 2.0.4. This weakness resides in the improper neutralization of input during web page generation processes, creating an environment where malicious scripts can be persistently injected and executed within user browsers. The vulnerability classifies under CWE-79 which defines improper neutralization of input during web page generation, making it a classic stored cross-site scripting vulnerability that allows attackers to inject malicious code into web applications that then get served to other users.
The technical implementation of this vulnerability stems from inadequate sanitization of user-supplied data within the Themify Audio Dock plugin. When users input content through various interface elements or configuration parameters, the plugin fails to properly validate and sanitize this data before storing it within the application's database or rendering it in web pages. This oversight enables attackers to submit malicious payloads that are then stored and subsequently executed whenever affected pages are accessed by other users. The stored nature of this vulnerability means that the malicious code persists in the application's database and can affect multiple users over time, rather than requiring immediate exploitation during a single user session.
The operational impact of this vulnerability extends beyond simple script execution, as it provides attackers with the capability to perform various malicious activities including session hijacking, data theft, redirection to malicious sites, and potentially full compromise of user accounts. Attackers can leverage this vulnerability to inject malicious JavaScript code that can capture user credentials, modify content displayed to other users, or redirect them to phishing sites designed to harvest sensitive information. The persistence of stored XSS makes this particularly dangerous as the malicious code remains active until manually removed from the application's data stores, potentially affecting numerous users over extended periods.
Mitigation strategies for CVE-2024-56239 should prioritize immediate remediation through updating to the latest available version of Themify Audio Dock that addresses this vulnerability. System administrators should implement comprehensive input validation and output encoding mechanisms to prevent similar issues in other applications. The vulnerability aligns with ATT&CK technique T1566.001 which covers the use of malicious HTML files, and organizations should consider implementing web application firewalls and content security policies to detect and block malicious script injections. Regular security assessments and penetration testing should be conducted to identify similar input validation weaknesses in other plugins and applications, while also implementing proper security training for developers to prevent the introduction of such vulnerabilities during the development lifecycle.