CVE-2006-3103 in Bitweaver
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Bitweaver 1.3 allows remote attackers to inject arbitrary web script or HTML via the (1) error parameter in users/login.php and the (2) feedback parameter in articles/index.php.
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Analysis
by VulDB Data Team • 08/02/2025
The vulnerability described in CVE-2006-3103 represents a critical cross-site scripting flaw within the Bitweaver 1.3 content management system that exposes users to significant security risks. This vulnerability stems from inadequate input validation and sanitization mechanisms within the application's web interface, specifically affecting two distinct entry points that process user-supplied data without proper security controls.
The technical flaw manifests through two primary attack vectors that exploit the application's failure to properly sanitize user input before rendering it in web responses. The first vector involves the error parameter within the users/login.php script, while the second targets the feedback parameter in articles/index.php. Both locations accept unfiltered input that can contain malicious script code, allowing attackers to inject arbitrary HTML and JavaScript content directly into the application's response pages. This vulnerability directly maps to CWE-79 which defines Cross-Site Scripting as a weakness where untrusted data is sent to a web browser without proper validation or encoding, enabling malicious scripts to execute in the context of other users' sessions.
The operational impact of this vulnerability extends beyond simple data theft or defacement, as it creates a persistent threat vector that can compromise user sessions and potentially escalate to more severe attacks. An attacker exploiting this vulnerability can craft malicious links or forms that, when clicked by unsuspecting users, execute scripts in their browser context. This enables session hijacking, credential theft, and the potential for privilege escalation attacks where malicious code can manipulate user permissions or access restricted administrative functions. The vulnerability particularly affects users who interact with the login system or article feedback mechanisms, making it a high-value target for attackers seeking to compromise user accounts or manipulate content.
The attack surface for this vulnerability is particularly concerning given the nature of content management systems, which typically serve as central hubs for user interactions and administrative functions. The fact that the vulnerability exists in both authentication and content feedback pathways creates multiple opportunities for exploitation and demonstrates a fundamental lack of input sanitization across the application's core components. Security practitioners should note that this vulnerability aligns with ATT&CK technique T1566 which covers the use of malicious content to gain access to systems through social engineering or web-based attacks.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application. The most effective immediate solution involves sanitizing all user-supplied input parameters before processing or rendering them in web responses, implementing proper HTML entity encoding, and establishing a robust content security policy. Organizations should also consider implementing a web application firewall to detect and block malicious payloads attempting to exploit this vulnerability. Additionally, regular security audits of input handling mechanisms and comprehensive application security testing should be conducted to prevent similar issues from emerging in future versions of the software. The vulnerability highlights the critical importance of following secure coding practices and maintaining consistent security controls across all application components.