CVE-2025-23644 in QuoteMedia Tools Plugin
Summary
by MITRE • 01/16/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Justin Kuepper QuoteMedia Tools allows DOM-Based XSS.This issue affects QuoteMedia Tools: from n/a through 1.0.
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Analysis
by VulDB Data Team • 02/10/2025
This vulnerability represents a critical cross-site scripting flaw within the Justin Kuepper QuoteMedia Tools plugin, specifically classified as a DOM-based XSS vulnerability under CWE-79. The issue stems from improper input neutralization during web page generation processes, creating an environment where malicious scripts can be injected and executed within the victim's browser context. The vulnerability exists in versions ranging from the initial release through version 1.0, indicating a persistent flaw that has not been addressed in the affected software lineage.
The technical implementation of this vulnerability occurs when the plugin fails to adequately sanitize or escape user-supplied input before incorporating it into dynamically generated web content. In DOM-based XSS scenarios, the malicious payload is typically delivered through URL parameters or other client-side data sources that are then processed by JavaScript code without proper validation or encoding. This allows attackers to manipulate the Document Object Model directly, bypassing traditional server-side input validation mechanisms that might otherwise prevent such attacks.
The operational impact of this vulnerability is significant as it enables attackers to execute arbitrary JavaScript code within the context of any user's browser who visits a maliciously crafted URL. This could lead to session hijacking, credential theft, data exfiltration, or the execution of malicious actions on behalf of the victim. The attack vector is particularly concerning because it leverages the legitimate functionality of the QuoteMedia Tools plugin, making it more difficult for users to distinguish between benign and malicious content. The vulnerability affects all users of the plugin within the specified version range, creating a widespread security risk for any website utilizing this tool.
Mitigation strategies should focus on implementing proper input validation and output encoding mechanisms throughout the plugin's codebase. Developers must ensure that all user-supplied data is properly escaped before being inserted into DOM elements or JavaScript contexts. The implementation of Content Security Policy headers can provide additional defense-in-depth measures to prevent unauthorized script execution. Regular security audits and code reviews should be conducted to identify similar patterns that might exist elsewhere in the application. Organizations should also consider implementing web application firewalls and monitoring systems to detect and prevent exploitation attempts. This vulnerability aligns with ATT&CK technique T1566.001 for initial access through malicious links and T1059.007 for command and scripting interpreter for script-based attacks. The remediation process should include thorough testing to ensure that all input sources are properly handled and that the fix does not introduce regressions in legitimate functionality.