CVE-2013-2289 in Batavi
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in admin/templates/default.php in Batavi 1.2.2 allows remote attackers to inject arbitrary web script or HTML via the QUERY_STRING to admin/index.php.
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Analysis
by VulDB Data Team • 05/07/2026
The CVE-2013-2289 vulnerability represents a critical cross-site scripting flaw within the Batavi content management system version 1.2.2. This vulnerability exists in the administrative template file default.php, which processes user input through the QUERY_STRING parameter of the admin/index.php endpoint. The flaw stems from inadequate input validation and output sanitization mechanisms that fail to properly escape or filter malicious content submitted by remote attackers. The vulnerability is particularly concerning as it affects the administrative interface, which typically contains sensitive functionality and access controls that could be exploited to compromise the entire system.
The technical implementation of this XSS vulnerability occurs when the application fails to sanitize user-supplied data before rendering it within the administrative template context. When an attacker crafts a malicious query string and submits it to the admin/index.php endpoint, the Batavi application processes this input without proper validation, allowing malicious scripts to be executed within the context of an authenticated administrator's browser session. This creates a persistent threat vector where attackers can manipulate the administrative interface to perform unauthorized actions or extract sensitive information from the web application's administrative environment.
From an operational impact perspective, this vulnerability significantly increases the attack surface for Batavi installations, particularly in environments where administrative access is required for system maintenance or content management. Attackers exploiting this vulnerability could potentially escalate privileges, modify administrative settings, inject malicious content into the application, or even establish persistent backdoors within the system. The vulnerability's remote exploitability means that attackers do not require physical access to the system or network, making it particularly dangerous for organizations with publicly accessible administrative interfaces. The impact extends beyond simple script injection as it could enable full administrative compromise of the affected system.
Security mitigation strategies for CVE-2013-2289 should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application. The primary fix involves ensuring that all user-supplied input, particularly from QUERY_STRING parameters, undergoes proper sanitization before being processed or rendered within the administrative interface. This includes implementing proper HTML entity encoding for all dynamic content and establishing a robust input validation framework that rejects or filters malicious patterns. Organizations should also consider implementing Content Security Policy (CSP) headers to limit the execution of unauthorized scripts within the administrative context. Additionally, regular security audits and penetration testing should be conducted to identify similar vulnerabilities in other parts of the application, with the vulnerability mapping to CWE-79 which specifically addresses cross-site scripting flaws in web applications. The ATT&CK framework would categorize this vulnerability under T1190 - Exploit Public-Facing Application, highlighting the need for proper network segmentation and access controls to limit potential exploitation of such administrative interfaces.