CVE-2006-5605 in phpcards
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in phpcards.footer.php in phpCards 1.3 allow remote attackers to inject arbitrary web script or HTML via the CardFontFace parameter and other unspecified parameters.
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Analysis
by VulDB Data Team • 04/25/2026
The vulnerability identified as CVE-2006-5605 affects phpCards 1.3, a web-based card management application that allows users to create and manage digital cards with various formatting options. This particular flaw resides within the phpcards.footer.php file, which serves as a component responsible for rendering the footer section of the application's web pages. The vulnerability manifests as multiple cross-site scripting flaws that enable remote attackers to inject malicious web scripts or HTML code into the application's output, potentially compromising user sessions and data integrity.
The technical exploitation of this vulnerability occurs through the CardFontFace parameter and other unspecified parameters that are not properly sanitized or validated before being incorporated into the application's output. When users interact with the application and provide input through these parameters, the phpCards application fails to adequately filter or encode the input data, allowing attackers to inject malicious scripts that execute in the context of other users' browsers. This represents a classic cross-site scripting vulnerability where the application acts as an unwitting conduit for malicious code execution, with the CardFontFace parameter serving as one of the primary attack vectors.
The operational impact of this vulnerability extends beyond simple script injection, as it creates a persistent threat vector that can be exploited for session hijacking, credential theft, and data manipulation. Attackers can craft malicious payloads that redirect users to phishing sites, steal session cookies, or even modify the application's behavior to serve malicious content to other users. The unspecified nature of additional vulnerable parameters suggests that multiple entry points within the application may be susceptible to similar attacks, amplifying the overall risk profile. This vulnerability directly maps to CWE-79, which describes cross-site scripting flaws where untrusted data is incorporated into web pages without proper validation or encoding, making it a critical security concern for any web application processing user input.
Organizations utilizing phpCards 1.3 should immediately implement input validation and output encoding measures to prevent the injection of malicious scripts. The recommended mitigation strategy includes implementing strict parameter validation for all user-supplied input, particularly focusing on the CardFontFace parameter and other potentially vulnerable inputs. Additionally, developers should implement proper HTML encoding for all dynamic content before rendering it in web pages, following the principle of least privilege for parameter handling. The vulnerability also aligns with ATT&CK technique T1531, which describes the use of malicious scripts to compromise user sessions, highlighting the importance of comprehensive web application security measures including regular security assessments and input sanitization protocols. Security teams should also consider implementing web application firewalls and content security policies to provide additional layers of protection against similar vulnerabilities in the future.
The broader implications of this vulnerability demonstrate the critical importance of secure coding practices in web applications, particularly when dealing with user-provided data that may be incorporated into dynamic web content. This flaw underscores the necessity of implementing defense-in-depth strategies that include both server-side input validation and client-side output encoding to prevent the execution of malicious code within legitimate web applications. Organizations should also consider adopting automated security testing tools and regular code reviews to identify and remediate similar vulnerabilities before they can be exploited by malicious actors in the wild.