Impact Analysis

If exploited, this vulnerability can lead to serious security issues including session hijacking and credential theft. Attackers can execute malicious JavaScript in the browsers of visitors, potentially gaining unauthorized access to user accounts or sensitive information.

This can compromise the integrity and confidentiality of user data and may result in unauthorized actions performed on behalf of legitimate users.

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Executive Summary

This vulnerability exists in Concrete CMS version 9.5.0 and below, where the height parameter is vulnerable to Stored Cross-Site Scripting (XSS). The controller does not validate or sanitize the $height parameter, allowing any user with editor privileges to inject malicious JavaScript code.

When this malicious script executes in the context of a visitor's browser, it can perform harmful actions such as session hijacking, stealing credentials, or other malicious activities.

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Compliance Impact

The vulnerability allows users with editor privileges to inject malicious JavaScript that can execute in visitors' browsers, potentially leading to session hijacking, credential theft, or other malicious actions.

Such security issues can impact compliance with common standards and regulations like GDPR and HIPAA, which require protection of user data and prevention of unauthorized access or data breaches.

However, the provided information does not explicitly state the direct effects on compliance with these standards.

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