CVE-2005-1614 in Ultimate PHP Board
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in viewforum.php in Ultimate PHP Board (UPB) 1.8 through 1.9.6 allows remote attackers to inject arbitrary web script or HTML via the postorder parameter.
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Analysis
by VulDB Data Team • 12/23/2025
The vulnerability identified as CVE-2005-1614 represents a critical cross-site scripting flaw within the Ultimate PHP Board (UPB) forum software version 1.8 through 1.9.6. This security weakness specifically affects the viewforum.php script which handles forum display operations and allows unauthorized remote attackers to execute malicious web scripts or HTML code within the context of other users' browsers. The vulnerability stems from insufficient input validation and output sanitization mechanisms that fail to properly filter or escape user-supplied data before it is rendered in web pages. The postorder parameter serves as the attack vector where malicious input can be injected to manipulate the forum's display logic and execute unauthorized code.
This XSS vulnerability operates under the Common Weakness Enumeration (CWE) classification of CWE-79 which specifically addresses "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')". The flaw allows attackers to inject malicious scripts that can be executed when other users browse the affected forum pages. The attack is particularly dangerous because it can be leveraged to steal session cookies, perform unauthorized actions on behalf of victims, or redirect users to malicious websites. The vulnerability exists due to the software's failure to properly sanitize user input from the postorder parameter, which is directly incorporated into dynamic web page content without adequate security measures.
The operational impact of this vulnerability extends beyond simple script injection as it provides attackers with persistent access to forum users' browsers and can be used to establish more sophisticated attack chains. When users view forum pages, their browsers execute the injected malicious code, potentially leading to session hijacking, data theft, or defacement of forum content. The vulnerability affects the core functionality of the forum software and can be exploited across all forum users who encounter the maliciously crafted URLs containing the postorder parameter. Attackers can craft URLs with malicious payloads that appear legitimate to forum visitors, making detection and prevention particularly challenging.
Mitigation strategies for CVE-2005-1614 should focus on immediate patch application from the software vendor, which would involve implementing proper input validation and output encoding mechanisms for all user-supplied parameters. The solution must ensure that the postorder parameter undergoes strict sanitization before being processed or displayed, following established security practices such as those outlined in the OWASP Top Ten and the ATT&CK framework's web application attacks categories. Organizations should also implement content security policies to prevent execution of unauthorized scripts, employ web application firewalls to detect and block malicious payloads, and conduct regular security assessments of forum software components. Additionally, user education regarding suspicious links and the importance of keeping forum software updated remains crucial in defending against such vulnerabilities that exploit outdated software versions.