CVE-2025-6396 in Website Software
Summary
by MITRE • 09/26/2025
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Webbeyaz Website Design Website Software allows Cross-Site Scripting (XSS).
This issue affects Website Software: through 2025.07.14.
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Analysis
by VulDB Data Team • 06/06/2026
This vulnerability represents a critical web application security flaw classified as improper neutralization of input during web page generation, commonly known as cross-site scripting or XSS. The vulnerability exists within the Webbeyaz Website Design Website Software, specifically impacting versions through 2025.07.14, making it a significant concern for organizations relying on this platform for their web presence. The flaw allows malicious actors to inject arbitrary script code into web pages viewed by other users, creating a persistent security risk that can compromise user sessions and data integrity.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization mechanisms within the web application's codebase. When user-supplied data is directly incorporated into web page content without proper escaping or encoding, attackers can exploit this weakness to execute malicious scripts in the context of the victim's browser. This type of vulnerability falls under CWE-79, which specifically addresses Cross-Site Scripting flaws in web applications. The vulnerability's impact is amplified by the fact that it affects the core web page generation functionality, meaning any content submitted through the platform could potentially serve as an attack vector.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform session hijacking, steal sensitive information, deface web pages, or redirect users to malicious sites. Attackers can leverage this weakness to create persistent backdoors within the website, modify content in real-time, or establish command and control channels through infected user sessions. According to the MITRE ATT&CK framework, this vulnerability maps to technique T1531, which involves creating or modifying system processes to maintain persistence, and T1059, which covers command and control through scripting languages. The vulnerability affects the availability, confidentiality, and integrity of web applications by allowing unauthorized modification of web content and potential data exfiltration.
Organizations utilizing Webbeyaz Website Design Website Software should immediately implement comprehensive mitigations to address this vulnerability. The primary defense mechanism involves implementing proper input sanitization and output encoding techniques, ensuring that all user-supplied data is properly escaped before being rendered in web pages. This includes implementing Content Security Policy (CSP) headers, utilizing secure coding practices, and employing proper validation frameworks. Additionally, regular security audits and penetration testing should be conducted to identify potential injection points within the application. The recommended approach aligns with OWASP Top Ten security practices, specifically addressing the prevention of XSS vulnerabilities through proper input validation and output encoding. Organizations should also implement web application firewalls and monitor for suspicious activities that may indicate exploitation attempts, while ensuring all software components are kept up-to-date with the latest security patches to prevent exploitation of this known vulnerability.