CVE-2026-104053 in Pet Shop Management System
Summary
by MITRE • 10/02/2026
A vulnerability was identified in itsourcecode Pet Shop Management System 1.0. The impacted element is an unknown function of the file admin_reservefilter.php. Such manipulation of the argument filter leads to sql injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.
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Analysis
by VulDB Data Team • 10/02/2026
The itsourcecode Pet Shop Management System version 1.0 contains a critical security flaw within its administrative interface, specifically located in the admin_reservefilter.php file. This vulnerability stems from an improper handling of user-supplied input passed through the filter argument to an underlying database query function. The application fails to adequately sanitize or validate this parameter before incorporating it into Structured Query Language statements executed against the backend database server. As a result, an attacker can inject malicious SQL code that alters the intended logic of the database queries, allowing for unauthorized data access, modification, or destruction. This type of flaw is classically categorized under CWE-89, which defines Improper Neutralization of Special Elements used in an SQL Command, commonly known as SQL Injection.
The operational impact of this vulnerability is severe due to its remote exploitable nature and the privileged context in which it resides. Because the affected function is part of the admin module, successful exploitation could grant an attacker access to sensitive administrative data that should otherwise be restricted. This includes customer personal information, reservation details, financial records, and potentially system configuration settings. The availability of public exploits significantly lowers the barrier for entry, enabling less sophisticated threat actors to leverage automated tools or pre-written scripts to compromise the system. Once exploited, attackers can perform actions such as extracting entire database tables, bypassing authentication mechanisms, or even executing operating system commands if the underlying database engine permits it, thereby leading to a complete compromise of the application and potentially the host server infrastructure.
From a tactical perspective, this vulnerability aligns with MITRE ATT&CK technique T1059, Command and Scripting Interpreter, particularly when SQL injection is used as a vector for further exploitation such as command execution or data exfiltration via techniques like T1048, which covers Exfiltration Over Alternative Protocol. The lack of input validation represents a fundamental failure in secure coding practices that violates the principle of least privilege by allowing untrusted data to influence critical system operations without restriction.
To mitigate this vulnerability, immediate remediation is required on all instances running itsourcecode Pet Shop Management System 1.0 or affected versions. Developers must implement parameterized queries or prepared statements for all database interactions involving user-supplied input, ensuring that the filter argument is treated strictly as data rather than executable code. Additionally, implementing strict input validation using allowlists to define acceptable characters and formats can provide an additional layer of defense. Deploying a Web Application Firewall may help detect and block known SQL injection patterns in transit, though this should be considered a compensating control rather than a primary fix. Upgrading to patched versions if available or replacing the vulnerable component with secure alternatives is essential for long-term security posture improvement. Regular code reviews focusing on database interaction layers are recommended to prevent similar flaws from being introduced during future development cycles.