CVE-2006-5071 in eyeOS
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in eyeOS before 0.9.1 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors involving (1) eyeNav and (2) system/baixar.php.
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Analysis
by VulDB Data Team • 04/23/2026
The CVE-2006-5071 vulnerability represents a critical cross-site scripting flaw affecting the eyeOS operating system prior to version 0.9.1. This vulnerability exposes the platform to remote code execution through malicious web script injection, creating significant security risks for users and organizations relying on the system. The flaw specifically manifests in two distinct attack vectors within the eyeOS ecosystem, making the vulnerability particularly dangerous as it provides multiple pathways for exploitation. The eyeOS platform, designed as a web-based operating system, was intended to provide a complete desktop environment accessible through web browsers, but this vulnerability undermines that security model.
The technical implementation of this XSS vulnerability stems from inadequate input validation and output encoding within the eyeNav component and the system/baixar.php file. These components fail to properly sanitize user-supplied data before rendering it in web responses, allowing attackers to inject malicious scripts that execute in the context of other users' browsers. The vulnerability operates at the application layer, specifically targeting the web interface components that handle navigation and file download functionality. Attackers can craft malicious payloads that exploit the lack of proper sanitization in these specific files, potentially executing arbitrary code or stealing session cookies. The vulnerability's classification aligns with CWE-79, which describes cross-site scripting flaws where untrusted data is improperly handled in web applications.
The operational impact of this vulnerability extends beyond simple script injection, potentially enabling attackers to perform session hijacking, deface the web interface, or redirect users to malicious sites. Remote attackers can exploit these vulnerabilities without requiring any authentication, making the attack surface extremely broad and accessible. The implications are particularly severe given that eyeOS was designed as a collaborative platform where multiple users interact with shared resources, meaning a single compromised component could affect entire user communities. The vulnerability also provides attackers with the capability to escalate privileges through session manipulation, potentially leading to complete system compromise. This aligns with ATT&CK technique T1059, which covers command and scripting interpreter usage, and T1531, which involves account access removal.
Mitigation strategies for this vulnerability require immediate implementation of proper input validation and output encoding mechanisms across all web-facing components. System administrators should upgrade to eyeOS version 0.9.1 or later, which includes patches addressing the XSS flaws in both eyeNav and system/baixar.php. Additionally, implementing Content Security Policy headers and regular security audits of web applications can help prevent similar vulnerabilities in the future. The fix typically involves sanitizing all user inputs through proper encoding techniques such as HTML entity encoding, implementing strict input validation, and ensuring proper output escaping in all web response generation. Organizations should also consider implementing web application firewalls and monitoring for suspicious script injection attempts. This vulnerability demonstrates the critical importance of secure coding practices and proper input validation in web applications, particularly in collaborative environments where user-generated content processing is essential. The remediation process should include comprehensive testing to ensure that all potential injection vectors have been addressed and that the patched system maintains full functionality while eliminating the XSS attack surface.