CVE-2023-48767 in MyTube PlayList Plugin
Summary
by MITRE • 12/14/2023
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Raghu Goriya MyTube PlayList allows Reflected XSS.This issue affects MyTube PlayList: from n/a through 2.0.3.
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Analysis
by VulDB Data Team • 12/14/2023
The CVE-2023-48767 vulnerability represents a critical cross-site scripting flaw in the MyTube PlayList plugin version 2.0.3 and earlier, classified under CWE-79 Improper Neutralization of Input During Web Page Generation. This vulnerability specifically manifests as a reflected cross-site scripting attack that occurs when user-supplied input is improperly handled during web page generation processes. The flaw allows attackers to inject malicious scripts into web pages viewed by other users, creating a persistent security risk within the plugin's functionality.
The technical implementation of this vulnerability stems from inadequate input sanitization mechanisms within the MyTube PlayList plugin's codebase. When users interact with the plugin's web interface, particularly through parameters that control playlist display or content rendering, the application fails to properly escape or validate user-provided data before incorporating it into dynamically generated HTML content. This processing gap creates an environment where malicious input can be executed as JavaScript code within the victim's browser context, enabling attackers to exploit the reflected XSS condition through carefully crafted URLs or form submissions.
The operational impact of this vulnerability extends beyond simple script execution, as it provides attackers with the capability to perform session hijacking, deface web pages, steal sensitive cookies, and potentially execute unauthorized actions on behalf of authenticated users. The reflected nature of the vulnerability means that malicious payloads must be delivered via external links or crafted user interactions, making it particularly dangerous in environments where users frequently click on external content or where the plugin is used in shared or public-facing applications. Attackers can leverage this weakness to redirect users to malicious sites, harvest session tokens, or manipulate the plugin's functionality to serve their own objectives.
Mitigation strategies for CVE-2023-48767 should prioritize immediate patching of the MyTube PlayList plugin to version 2.0.4 or later, where the XSS vulnerability has been addressed through proper input validation and output encoding mechanisms. Organizations should implement comprehensive input sanitization routines that escape special characters in all user-supplied data before processing, particularly focusing on HTML, JavaScript, and URL encoding techniques. The implementation of Content Security Policy headers can provide additional defense-in-depth measures to prevent unauthorized script execution, while regular security audits of plugin code should be conducted to identify similar input handling vulnerabilities. This vulnerability aligns with ATT&CK technique T1566.001 for Phishing and T1059.007 for Command and Scripting Interpreter, emphasizing the need for robust input validation as a fundamental security control.