CVE-2026-7238 in Online Music Site
Summary
by MITRE • 04/28/2026
A flaw has been found in code-projects Online Music Site 1.0. This affects an unknown part of the file /Administrator/PHP/AdminUpdateAlbum.php. This manipulation of the argument txtimage causes unrestricted upload. Remote exploitation of the attack is possible. The exploit has been published and may be used.
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Analysis
by VulDB Data Team • 05/30/2026
The vulnerability identified in code-projects Online Music Site 1.0 represents a critical security flaw that undermines the application's integrity and exposes it to remote code execution risks. This weakness resides within the Administrator/PHP/AdminUpdateAlbum.php file where the txtimage parameter is processed without adequate validation or sanitization measures. The flaw constitutes a classic unrestricted file upload vulnerability that allows attackers to bypass normal security controls and upload malicious files to the server. This type of vulnerability is particularly dangerous in administrative interfaces where elevated privileges are already granted, amplifying the potential impact of successful exploitation.
The technical implementation of this vulnerability stems from insufficient input validation and improper file handling within the administrative update functionality. When the txtimage parameter is processed, the application fails to verify the file type, content, or extension before storing the uploaded file on the server. This absence of proper validation creates an attack surface where malicious actors can upload web shells, script files, or other harmful payloads that can be executed within the context of the web server. The vulnerability aligns with CWE-434 which specifically addresses unrestricted file upload flaws, and represents a direct violation of secure coding practices that mandate proper file validation and sanitization.
Remote exploitation of this vulnerability is fully possible and has been demonstrated through published exploits, making it an active threat to systems running this vulnerable software version. Attackers can leverage this flaw to gain unauthorized access to the server, potentially leading to complete system compromise, data theft, or use as a foothold for further attacks within the network. The attack vector is particularly concerning because it targets the administrative interface, which typically requires elevated privileges and contains sensitive functionality. This vulnerability enables attackers to escalate their privileges and move laterally within the network, making it a prime target for advanced persistent threats.
The operational impact of this vulnerability extends beyond immediate exploitation to encompass long-term security degradation of the affected systems. Organizations running this software version face significant risks including unauthorized data access, system compromise, and potential regulatory violations if sensitive information is exposed. The vulnerability's presence in an administrative component means that even a single successful attack can provide attackers with complete control over the music site's database and server resources. Security professionals should consider this vulnerability in relation to ATT&CK technique T1078 which covers valid accounts and T1505 which covers server-side injection, as the compromised system could be used as a command and control server or for further reconnaissance activities.
Mitigation strategies should prioritize immediate patching of the vulnerable application to address the unrestricted file upload flaw. Organizations must implement proper input validation and file type checking mechanisms that verify file extensions, MIME types, and content signatures before accepting uploads. Additional protective measures include restricting upload directories to prevent execution of uploaded files, implementing proper file naming conventions, and establishing robust access controls for administrative interfaces. Security monitoring should be enhanced to detect unusual file upload patterns and suspicious activities in administrative sections of the application. The remediation process should also include comprehensive code review to identify similar vulnerabilities in other parts of the application and ensure that all file handling operations follow secure coding practices.