CVE-2007-4334 in Php-stats
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in whois.php in Php-stats 0.1.9.2 allows remote attackers to inject arbitrary web script or HTML via the IP parameter.
Be aware that VulDB is the high quality source for vulnerability data.
Analysis
by VulDB Data Team • 11/12/2025
The vulnerability identified as CVE-2007-4334 represents a classic cross-site scripting flaw within the Php-stats 0.1.9.2 web application. This issue specifically affects the whois.php script which processes user input through the IP parameter, creating an avenue for malicious actors to execute arbitrary web scripts or HTML code within the context of other users' browsers. The vulnerability stems from inadequate input validation and output sanitization mechanisms within the application's handling of user-supplied data.
This XSS vulnerability operates through the manipulation of the IP parameter in the whois.php script, where the application fails to properly sanitize or escape user input before incorporating it into dynamic web content. When a victim accesses a page that includes the maliciously crafted IP parameter, the embedded script executes within their browser session, potentially leading to session hijacking, credential theft, or redirection to malicious websites. The flaw exists at the application layer where user input is directly reflected without proper security measures to prevent script injection.
The operational impact of this vulnerability extends beyond simple script execution, as it can be leveraged for more sophisticated attacks within the context of web application security. Attackers can craft malicious IP addresses containing script tags that persist in the application's output, creating a persistent threat vector. The vulnerability affects any user who interacts with the whois.php functionality, making it particularly dangerous in multi-user environments where session management and data integrity are critical. This type of vulnerability can facilitate unauthorized access to sensitive information and compromise the overall security posture of systems utilizing the affected software.
Mitigation strategies for CVE-2007-4334 should focus on implementing proper input validation and output encoding mechanisms. The most effective approach involves sanitizing all user input through proper encoding techniques such as HTML entity encoding before rendering any content. Additionally, developers should implement Content Security Policy headers to limit script execution contexts and employ proper input validation routines that reject or sanitize potentially malicious input patterns. This vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws, and can be categorized under ATT&CK technique T1059.007 for scripting languages, demonstrating the importance of proper input sanitization in preventing web-based attack vectors. Organizations should prioritize updating to patched versions of Php-stats or implementing compensating controls to prevent exploitation of this vulnerability.