CVE-2024-51627 in Audio Comparison Lite Plugin
Summary
by MITRE • 11/09/2024
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Kaedinger Audio Comparison Lite audio-comparison-lite allows Stored XSS.This issue affects Audio Comparison Lite: from n/a through 3.4.
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Analysis
by VulDB Data Team • 02/28/2025
The vulnerability identified as CVE-2024-51627 represents a critical security flaw in the Kaedinger Audio Comparison Lite plugin, specifically categorized under CWE-79 which defines improper neutralization of input during web page generation. This weakness manifests as a stored cross-site scripting vulnerability that allows attackers to inject malicious scripts into web pages viewed by other users. The affected version range spans from the initial release through version 3.4, indicating a prolonged period during which this vulnerability remained unaddressed. The issue occurs within the audio-comparison-lite plugin's handling of user input during web page generation processes, creating an environment where malicious code can persist and execute automatically when legitimate users access affected pages.
The technical exploitation of this vulnerability involves an attacker submitting malicious input through the plugin's interface, which is then stored in the application's database or storage system. When other users view pages generated by the plugin, their browsers execute the stored malicious scripts without proper sanitization or escaping of the input data. This stored XSS vector is particularly dangerous because it can persist for extended periods, affecting multiple users who encounter the malicious content. The vulnerability demonstrates a fundamental failure in input validation and output encoding mechanisms within the plugin's codebase, allowing attackers to bypass security controls that should normally prevent malicious code execution.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable sophisticated attack vectors including session hijacking, credential theft, and redirection to malicious sites. Attackers could potentially steal user authentication tokens, modify content displayed to other users, or redirect them to phishing sites that appear legitimate. The stored nature of this vulnerability means that even users who have not interacted with the malicious input directly can be compromised simply by accessing affected pages. This makes the vulnerability particularly insidious as it can affect a broad user base without requiring specific user interaction beyond viewing the compromised content, creating a persistent threat that can escalate to full system compromise if user credentials or sensitive information are exposed.
Security mitigations for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the plugin's codebase. The most effective approach involves sanitizing all user-provided input before storage and ensuring proper HTML escaping when rendering content to prevent script execution. Organizations should implement Content Security Policy headers to limit script execution capabilities and regularly audit plugin code for similar vulnerabilities. Additionally, the plugin developers should establish secure coding practices that align with OWASP Top Ten security guidelines, particularly focusing on preventing XSS attacks through proper input sanitization and output encoding. Regular security updates and vulnerability assessments should be implemented to identify and remediate similar issues before they can be exploited by malicious actors. The vulnerability also highlights the importance of adhering to ATT&CK framework principles for defensive measures, particularly in identifying and mitigating web application vulnerabilities that can be leveraged for persistent access and data exfiltration.