CVE-2008-1956 in Opus
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index.php in Wikepage Opus 13 2007.2 allows remote attackers to inject arbitrary web script or HTML via the wiki parameter.
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Analysis
by VulDB Data Team • 11/28/2025
The vulnerability identified as CVE-2008-1956 represents a classic cross-site scripting flaw within the Wikepage Opus 13 2007.2 web application framework. This security weakness resides in the index.php script where user input is not properly sanitized before being rendered back to web browsers. The specific vector of attack occurs through the wiki parameter which accepts unvalidated input from remote attackers. This type of vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is classified as a critical web application security weakness that enables attackers to execute malicious scripts in the context of other users' browsers.
The technical implementation of this vulnerability allows malicious actors to inject arbitrary web script or HTML code through the wiki parameter in the URL. When a victim accesses a specially crafted URL containing malicious payload within the wiki parameter, the web application fails to properly escape or filter the input before displaying it on the page. This creates an environment where the injected scripts execute in the victim's browser with the privileges of the logged-in user. The vulnerability is particularly dangerous because it operates at the application layer and can be exploited without requiring any special privileges or authentication from the attacker.
The operational impact of this vulnerability extends beyond simple script execution to encompass potential data theft, session hijacking, and privilege escalation. Attackers can leverage this weakness to steal session cookies, capture user credentials, redirect victims to malicious sites, or even modify content displayed on the affected website. The attack surface is broad as any user interacting with the vulnerable Wikepage Opus 13 application could become a victim. This vulnerability aligns with ATT&CK technique T1566.001 which describes social engineering attacks through malicious links, and represents a fundamental failure in input validation and output encoding practices that should be implemented at the application level.
Mitigation strategies for this vulnerability require immediate implementation of proper input sanitization and output encoding mechanisms. The application should employ strict validation of all user-supplied input through whitelisting approaches or comprehensive HTML escaping before rendering any content. Security patches should be applied to update the Wikepage Opus 13 framework to versions that address this specific vulnerability. Organizations should also implement Content Security Policy headers to limit script execution and establish proper web application firewall rules to detect and block malicious payloads. The remediation process should include thorough code review of all input handling mechanisms and implementation of automated testing procedures to prevent similar vulnerabilities from being introduced in future development cycles. This vulnerability demonstrates the critical importance of following secure coding practices and adhering to OWASP Top Ten security guidelines for web application development.