CVE-2006-2181 in Albinator
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in Albinator 2.0.8 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) cid parameter to dlisting.php or (2) preloadSlideShow parameter to showpic.php.
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Analysis
by VulDB Data Team • 06/29/2025
The vulnerability described in CVE-2006-2181 represents a critical security flaw in Albinator 2.0.8 and earlier versions that enables remote attackers to execute cross-site scripting attacks against unsuspecting users. This vulnerability specifically affects two distinct input parameters within the application's web interface, creating multiple attack vectors that can be exploited to compromise user sessions and potentially gain unauthorized access to sensitive information. The presence of these XSS vulnerabilities in a web application framework demonstrates a fundamental failure in input validation and output encoding practices that have been recognized as critical security concerns for over a decade.
The technical implementation of this vulnerability stems from the application's failure to properly sanitize user-supplied input before incorporating it into dynamic web content. Attackers can exploit the cid parameter in dlisting.php and the preloadSlideShow parameter in showpic.php to inject malicious JavaScript code or HTML content that will execute in the context of other users' browsers. This occurs because the application directly incorporates user input into web pages without appropriate sanitization or encoding measures, allowing attackers to manipulate the application's behavior and potentially redirect users to malicious sites or steal session cookies. The vulnerability manifests as a classic reflected XSS attack where malicious payloads are delivered through URLs, making it particularly dangerous as users may unknowingly execute the injected code simply by clicking on a malicious link.
The operational impact of this vulnerability extends beyond simple data theft or session hijacking, as it can enable attackers to perform a wide range of malicious activities including credential theft, data exfiltration, and privilege escalation. When users interact with compromised web pages, their browsers execute the injected scripts, potentially allowing attackers to access sensitive information stored in the user's browser session or even escalate their privileges within the application. The vulnerability affects users who are authenticated to the Albinator application, making it particularly dangerous as attackers can leverage existing user permissions to perform actions they would not normally be authorized to execute. This type of vulnerability directly violates security principles outlined in the OWASP Top Ten, specifically addressing the critical issue of injection flaws that can be exploited to compromise web applications.
The exploitation of these XSS vulnerabilities requires minimal technical expertise and can be accomplished through simple URL manipulation techniques. Attackers need only craft malicious URLs containing the appropriate payload and distribute them through phishing campaigns, social engineering, or by compromising legitimate website content. The vulnerability is particularly concerning because it affects core application functionality related to content listing and media display, which are frequently accessed features that would likely be used by many users. Security professionals should note that this vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications, and represents a common pattern that has been documented in numerous security assessments and penetration testing reports.
Organizations utilizing affected versions of Albinator should immediately implement multiple layers of mitigation strategies to protect their users and systems from potential exploitation. The most effective immediate solution involves implementing proper input validation and output encoding for all user-supplied parameters, particularly those used in dynamic content generation. This includes sanitizing all input values before processing and ensuring that any user-controllable data is properly escaped when rendered in web pages. Additionally, implementing a Content Security Policy (CSP) header can provide an additional layer of protection by restricting the sources from which scripts can be loaded and executed within the application. Security teams should also consider implementing web application firewalls to detect and block known malicious patterns in incoming requests. Regular security updates and patches should be deployed as soon as available, and comprehensive application security testing should be performed to identify and remediate similar vulnerabilities in other parts of the application stack. The vulnerability demonstrates the importance of following secure coding practices and implementing defense-in-depth strategies to protect against persistent threats in web applications.