CVE-2006-5627 in QnECMS
Summary
by MITRE
Multiple PHP remote file inclusion vulnerabilities in QnECMS 2.5.6 and earlier allow remote attackers to execute arbitrary PHP code via a URL in the adminfolderpath parameter to (1) headerscripts.php, (2) footerhome.php, and (3) footermain.php in admin/include/; (4) photogallery/headerscripts.php; and (5) footerhome.php, (6) footermain.php, (7) headermain.php, (8) sitemapfooter.php, and (9) sitemapheader.php in templates/.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 04/26/2026
The vulnerability described in CVE-2006-5627 represents a critical remote file inclusion flaw affecting QnECMS version 2.5.6 and earlier systems. This vulnerability resides within the content management platform's administrative and template file handling mechanisms, creating a pathway for malicious actors to execute arbitrary code on affected servers. The flaw specifically targets multiple PHP include statements that accept user-supplied input without proper validation or sanitization, allowing attackers to inject malicious URLs that get executed as PHP code. The affected files span across both administrative and template directories, indicating a widespread issue within the application's architecture that could potentially compromise the entire system.
The technical exploitation of this vulnerability occurs through manipulation of the adminfolderpath parameter in several key files including headerscripts.php, footerhome.php, and footermain.php located in the admin/include/ directory. Additionally, the vulnerability extends to photogallery/headerscripts.php and multiple template files such as footerhome.php, footermain.php, headermain.php, sitemapfooter.php, and sitemapheader.php within the templates/ directory. This widespread impact demonstrates that the vulnerability stems from a fundamental design flaw in how the application processes file inclusion parameters, particularly those related to administrative paths and template locations. The vulnerability directly maps to CWE-88, which describes improper neutralization of special elements used in an expression, and more specifically to CWE-94, which covers the execution of code from untrusted sources through the use of dynamic code generation.
The operational impact of this vulnerability is severe and far-reaching for organizations using affected QnECMS versions. Successful exploitation allows attackers to execute arbitrary PHP code on the target server, potentially leading to complete system compromise, data exfiltration, and persistent backdoor access. Attackers could leverage this vulnerability to upload malicious files, establish command and control channels, or escalate privileges within the compromised environment. The remote nature of this vulnerability means that attackers do not require physical access or prior authentication to exploit the flaw, making it particularly dangerous for web applications that are publicly accessible. From an attack perspective, this vulnerability aligns with ATT&CK technique T1190, which describes the use of remote services to gain initial access, and T1059, which covers the execution of malicious code through scripting languages.
Organizations should immediately implement comprehensive mitigation strategies to address this vulnerability. The primary recommendation involves upgrading to a patched version of QnECMS that resolves the remote file inclusion issues. Until an upgrade is possible, administrators should apply input validation controls to all parameters that influence file inclusion operations, particularly those related to adminfolderpath. Implementing proper parameter sanitization and whitelisting mechanisms can prevent malicious URLs from being processed as valid file paths. Network-level protections such as web application firewalls should be configured to monitor and block requests containing suspicious URL patterns in the affected parameters. Additionally, the principle of least privilege should be enforced by limiting the permissions of web server accounts and implementing strict file access controls to minimize the impact of potential exploitation. System administrators should also conduct thorough security audits of all PHP applications to identify similar vulnerabilities that might exist in other components of their web infrastructure.