CVE-2026-103231 in Restaurant-Management-System
Summary
by MITRE • 09/30/2026
A vulnerability was identified in AdithyaYelloju Restaurant-Management-System up to 7f0e7e84255e8fcfd488e83f8f91451bbbff6b9c. The affected element is the function mysqli_query of the file User/cancel.php of the component Order Cancellation. The manipulation of the argument ID leads to sql injection. The attack may be initiated remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
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Analysis
by VulDB Data Team • 10/01/2026
The identified vulnerability in AdithyaYelloju Restaurant-Management-System, specifically within version 7f0e7e84255e8fcfd488e83f8f91451bbbff6b9c, represents a critical security flaw located in the Order Cancellation component. The root cause resides in the file User/cancel.php, where the application utilizes the PHP function mysqli_query to interact with its underlying database. This specific implementation fails to properly sanitize or validate user-supplied input before incorporating it into SQL commands. When an attacker manipulates the ID argument passed during a request for order cancellation, they can inject arbitrary SQL code that is subsequently executed by the database server. This lack of proper input validation and parameterization constitutes a classic instance of CWE-89 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 exploitability. Because the flaw exists within a web-accessible component handling order data, an attacker can initiate attacks from any location with network connectivity to the target system. The availability of public exploits significantly lowers the barrier for entry, allowing individuals with limited technical expertise to leverage existing tools against unpatched instances. Successful exploitation could lead to unauthorized access to sensitive customer information, including personal details and payment history stored within the restaurant management database. Furthermore, attackers may modify or delete critical order records, disrupting business operations and compromising data integrity. In more advanced scenarios, this vulnerability can serve as a foothold for further attacks, such as privilege escalation or lateral movement within the network infrastructure hosting the application.
From a threat intelligence perspective, this vulnerability aligns with MITRE ATT&CK techniques related to SQL Injection (T1190) and potentially Data Exfiltration via Application Layer Protocol if used to extract data directly from the database interface. The fact that the project maintainers were notified early through an issue report but have not yet responded indicates a potential gap in security maintenance practices for this open-source or commercial software. This delay increases the window of exposure for users who continue to run affected versions, making them vulnerable to automated scanning tools and opportunistic attacks prevalent on the internet.
Mitigation strategies must prioritize immediate remediation if possible. The most effective technical fix involves refactoring the code in User/cancel.php to use prepared statements with parameterized queries instead of direct string concatenation within mysqli_query calls. This approach ensures that user input is treated strictly as data rather than executable SQL logic, effectively neutralizing injection attempts. If an immediate patch is not feasible due to development constraints or lack of maintainer response, temporary mitigations should be implemented at the web server or application firewall level. These controls can filter out malicious payloads associated with common SQL injection patterns before they reach the vulnerable script. Additionally, implementing strict input validation on the ID parameter to ensure it matches expected formats, such as integer-only values, provides an additional layer of defense. Organizations relying on this system should also consider monitoring database logs for anomalous query patterns indicative of exploitation attempts and evaluate alternative solutions if the project remains unmaintained.