CVE-2006-0110 in Foro Domus
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in escribir.php in Foro Domus 2.10 allows remote attackers to inject arbitrary web script via the email parameter.
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Analysis
by VulDB Data Team • 10/26/2025
The vulnerability identified as CVE-2006-0110 represents a classic cross-site scripting flaw within the Foro Domus 2.10 web application, specifically within the escribir.php component. This type of vulnerability falls under the broader category of CWE-79 - Improper Neutralization of Input During Web Page Generation, which is a fundamental weakness in web application security that allows malicious code execution through user input fields. The vulnerability manifests when the application fails to properly sanitize or escape user-supplied data before incorporating it into dynamic web page content, creating an avenue for attackers to inject malicious scripts that can execute in the context of other users' browsers.
The technical exploitation of this vulnerability occurs through the email parameter in the escribir.php script, which serves as the primary injection vector for the XSS attack. When a remote attacker submits malicious JavaScript code through this parameter, the vulnerable application processes the input without adequate validation or sanitization mechanisms. The flawed input handling allows the malicious payload to be stored or directly rendered in the web page output, where it executes in the browser context of unsuspecting users who view the affected content. This creates a persistent XSS scenario where the injected script can perform actions such as stealing session cookies, redirecting users to malicious sites, or defacing the web application interface.
The operational impact of this vulnerability extends beyond simple script injection, as it can enable attackers to compromise user sessions and potentially escalate privileges within the application. According to ATT&CK framework category T1059.007 - Command and Scripting Interpreter: JavaScript, this vulnerability provides attackers with a means to execute JavaScript code in victim browsers, potentially leading to session hijacking, data exfiltration, or further exploitation of the compromised user accounts. The vulnerability affects the confidentiality and integrity of the web application, as it allows unauthorized access to user data and can be leveraged to perform actions on behalf of authenticated users. Additionally, the persistence of the vulnerability means that once exploited, the malicious scripts can continue to affect users until the input field is properly sanitized or the vulnerability is patched.
Mitigation strategies for this vulnerability should focus on implementing proper input validation and output encoding mechanisms throughout the application. The recommended approach involves sanitizing all user inputs, particularly those that are rendered in web pages, using appropriate encoding techniques such as HTML entity encoding for output contexts. The application should implement strict input validation to reject or sanitize any potentially malicious content before processing or storing user data. Security measures should also include the implementation of Content Security Policy headers to limit the sources from which scripts can be executed, and regular security code reviews to identify and remediate similar input handling vulnerabilities. Organizations should also consider implementing web application firewalls and security monitoring systems to detect and prevent exploitation attempts targeting such vulnerabilities, while ensuring that all components of the web application are regularly updated to address known security flaws.