CVE-2006-0222 in Template Seller
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in fullview.php in AlstraSoft Template Seller Pro allows remote attackers to inject arbitrary web script or HTML via the tempid parameter.
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Analysis
by VulDB Data Team • 06/29/2025
The CVE-2006-0222 vulnerability represents a classic cross-site scripting flaw in the AlstraSoft Template Seller Pro application's fullview.php script. This vulnerability specifically targets the tempid parameter, which serves as an input vector for malicious code injection. The flaw exists within the web application's input validation mechanisms, where user-supplied data is not properly sanitized before being rendered back to users. The vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is one of the most prevalent and dangerous web application security flaws. This particular implementation allows remote attackers to execute arbitrary web scripts or HTML code within the context of a victim's browser session, potentially leading to session hijacking, credential theft, or data manipulation.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious URL containing script code within the tempid parameter and delivers it to unsuspecting users. When a victim clicks on the crafted link and the fullview.php script processes the tempid parameter without proper sanitization, the malicious code executes in the victim's browser context. This type of vulnerability is classified as a reflected XSS attack since the malicious script is reflected back to the user through the application's response. The attack vector is particularly dangerous because it can be delivered via email, instant messaging, or social media platforms, making it highly effective for phishing campaigns and social engineering attacks. The vulnerability demonstrates poor input validation practices and highlights the critical importance of implementing proper output encoding and sanitization mechanisms.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable sophisticated attack chains that compromise entire user sessions and potentially lead to full system compromise. Attackers can leverage this vulnerability to steal session cookies, redirect users to malicious sites, or inject malicious content that persists in the application's interface. The vulnerability affects the confidentiality, integrity, and availability of the web application, as it allows unauthorized code execution that can manipulate user data, hijack sessions, or redirect traffic. From an attacker's perspective, this vulnerability provides a low-effort entry point for conducting more complex attacks such as credential harvesting or establishing persistent backdoors within the application environment. The risk is particularly elevated in applications where users trust the interface and do not scrutinize URLs before clicking.
Effective mitigation strategies for CVE-2006-0222 require implementing comprehensive input validation and output encoding mechanisms throughout the application. The most effective approach involves sanitizing all user-supplied input parameters, particularly those that are reflected back to users, using proper encoding techniques such as HTML entity encoding for output. The application should implement strict parameter validation to reject or sanitize any input containing potentially dangerous characters or script tags. 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. The vulnerability also underscores the importance of regular security code reviews and automated vulnerability scanning to identify similar flaws in other input parameters. Security practitioners should refer to the ATT&CK framework's T1059.002 technique for command and script injection, which encompasses the exploitation patterns associated with XSS vulnerabilities. Organizations should establish secure coding practices that emphasize input validation, output encoding, and proper error handling to prevent similar vulnerabilities from being introduced during the development lifecycle.