CVE-2025-23728 in AuMenu Plugin
Summary
by MITRE • 03/26/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in NotFound AuMenu allows Reflected XSS. This issue affects AuMenu: from n/a through 1.1.5.
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Analysis
by VulDB Data Team • 05/31/2026
This vulnerability represents a classic cross-site scripting flaw that exploits improper input validation during web page generation processes. The issue manifests as a reflected cross-site scripting vulnerability within the NotFound AuMenu application, where malicious user input is not adequately sanitized before being rendered in web responses. The vulnerability exists in versions ranging from the initial release through 1.1.5, indicating a persistent flaw that has not been addressed in the affected software lineage. This type of vulnerability falls under the CWE-79 category, which specifically addresses cross-site scripting conditions where input data is not properly neutralized before being incorporated into web page content.
The technical exploitation occurs when an attacker crafts malicious input that gets reflected back to users through the web application's response without proper sanitization or encoding. When a victim visits a specially crafted URL containing malicious script code, the browser executes this code within the context of the vulnerable application, potentially allowing attackers to steal session cookies, perform unauthorized actions, or redirect users to malicious sites. The reflected nature of this vulnerability means that the malicious script is reflected off the web server in response to the user's request, making it particularly dangerous as it can be delivered through phishing emails, malicious links, or compromised websites that direct users to the vulnerable application.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable sophisticated attack vectors including session hijacking, credential theft, and data exfiltration. Attackers can leverage this vulnerability to impersonate legitimate users, access sensitive information, or modify application behavior through the execution of malicious JavaScript code. The vulnerability affects the core functionality of the AuMenu application's web interface, potentially compromising the integrity of user sessions and the overall security posture of systems where the application is deployed. This weakness directly violates the principle of least privilege and can undermine the trust model of the web application, as users may unknowingly execute malicious code when interacting with the vulnerable system.
Mitigation strategies should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application's codebase. The most effective approach involves sanitizing all user-supplied input before it is processed or rendered in web responses, utilizing proper context-appropriate encoding such as HTML, JavaScript, and URL encoding. Organizations should implement Content Security Policy headers to limit script execution and prevent unauthorized code injection. Regular security testing including automated vulnerability scanning and manual penetration testing should be conducted to identify similar flaws. The fix should involve upgrading to a patched version of the AuMenu application, as version 1.1.5 and later should contain the necessary security improvements. Additionally, implementing proper web application firewall rules and monitoring for suspicious input patterns can provide additional layers of defense against exploitation attempts.