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CVE-2026-30530: Critical Vulnerability in oretnom23 Online Food Ordering System

A critical SQL Injection vulnerability has been identified in version 1.0 of the oretnom23 Online Food Ordering System. This flaw allows attackers to inject malicious SQL commands through unsanitized user inputs. Immediate action is recommended to mitigate potential exploitation.

CRITICALCVSS 9.8 · Published March 27, 2026

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A SQL Injection vulnerability exists in SourceCodester Online Food Ordering System v1.0 in the Actions.php file (specifically the save_customer action). The application fails to properly sanitize user input supplied to the "username" parameter. This allows an attacker to inject malicious SQL commands.

The severity of this vulnerability is classified as critical, with a CVSS score of 9.8. This high score indicates that the potential impact on organizations is severe, making this vulnerability a significant risk.

Risk to organizations includes unauthorized access to sensitive data, alteration, or destruction of data. Given the nature of SQL Injection attacks, the potential for data breaches is heightened.

Currently, there are no known exploits or public proofs of concept available for this vulnerability. However, organizations should prioritize patching immediately to prevent any potential exploitation.

The urgency for defenders is high due to the critical nature of this vulnerability and the potential for exploitation in the wild.

Vulnerability Details

The vulnerability detailed in CVE-2026-30530 is characterized as a SQL Injection vulnerability. It affects the 'save_customer' action within the Actions.php file of the oretnom23 Online Food Ordering System version 1.0.

The CVSS score of this vulnerability is 9.8, indicating a critical severity level. This score reflects high potential impacts to confidentiality, integrity, and availability.

The affected product is the online_food_ordering_system developed by oretnom23, with the vulnerability officially published on March 27, 2026.

The weakness is classified under CWE-89, which corresponds to SQL Injection. Organizations using this software should take immediate steps to remediate this vulnerability.

Technical Analysis

The root cause of this vulnerability stems from the application's failure to properly sanitize user inputs, specifically regarding the "username" parameter in the save_customer action.

The attack vector is network-based, enabling attackers to exploit this vulnerability remotely. Attack complexity is low, as it does not require any special conditions beyond sending crafted input.

No privileges are required to exploit this vulnerability, and user interaction is not necessary for an attack to be successful.

The impacts include high confidentiality, integrity, and availability effects. Successful exploitation could lead to data breaches, loss of data integrity, and service disruptions.

Risk & Impact Analysis

Organizations using the affected version of the Online Food Ordering System face significant real-world deployment risks. The potential for attackers to gain unauthorized access to sensitive data can have severe ramifications, including legal and financial penalties.

The blast radius for this vulnerability is extensive, as it affects all users of the system. Organizations are advised to assess their current deployment status and take swift action to mitigate this risk.

Given the critical CVSS score and the lack of public exploit information, organizations should address this issue in their priority patch cycle.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

The affected product is oretnom23 Online Food Ordering System version 1.0. Organizations are advised to upgrade to the latest version provided by the vendor.

Mitigation & Remediation

Organizations should prioritize patching immediately. The vendor has not yet released a specific patch, so monitoring for updates is essential. In the interim, implement input validation and sanitation measures to mitigate SQL injection risks.

Configuration hardening should be performed, focusing on minimizing the database exposure and implementing network controls to restrict access to the application.

Organizations should also consider conducting a security assessment, including penetration testing, to identify other possible security weaknesses.

Detection Guidance

Monitor logs for unusual database activity and any unexpected SQL errors. Behavioral anomalies in user interactions may indicate attempts to exploit this vulnerability.

Network signatures should be developed to identify potentially malicious SQL injection attempts targeting the application.

AppSecure Threat Intelligence Insight

The long-term significance of this vulnerability lies in its ability to compromise entire databases. SQL Injection remains one of the most common attack vectors in web applications.

This incident highlights the necessity for developers to implement robust input validation routines in their applications to avoid similar vulnerabilities.

Security teams should consider using advanced security testing methodologies, such as continuous penetration testing, to proactively identify and mitigate vulnerabilities throughout the software development lifecycle.

For further guidance on effective security practices, organizations can refer to resources such as the penetration testing services provided by AppSecure.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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