Stored XSS in Sustainable Irrigation Platform 5.2.16

Executive Summary

CVE-2026-58475 is a stored cross-site scripting (XSS) vulnerability in the Sustainable Irrigation Platform (SIP) through version 5.2.16. This vulnerability allows unauthenticated attackers to inject arbitrary JavaScript code into the system.

Attackers exploit this flaw by submitting malicious script payloads within program names via HTTP requests. The vulnerability occurs because the system does not properly sanitize input or encode output when rendering program names, allowing the injected scripts to execute in the browsers of users who view the affected page.

Exploitation is facilitated by the absence of a required passphrase or the use of the default passphrase 'opendoor'.

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Detection Guidance

Detecting this vulnerability involves checking for signs of stored cross-site scripting (XSS) in the Sustainable Irrigation Platform (SIP) version 5.2.16. Since the vulnerability allows unauthenticated attackers to inject malicious JavaScript via program names, you can inspect the platform for unusual or unexpected script content in program names.

• Review the SIP web interface for program names that contain suspicious JavaScript code, such as <script> tags or event handlers (e.g., onerror, onclick).
• Check HTTP request logs for unusual program name submissions, particularly those containing special characters or script-like syntax.
• Use a web vulnerability scanner (e.g., OWASP ZAP, Burp Suite) to scan the SIP application for stored XSS vulnerabilities. Configure the scanner to test program name input fields.
• Manually test the application by submitting a benign script payload (e.g., <script>alert('XSS')</script>) in a program name field and checking if it is rendered and executed when the page is viewed.
• Verify if the system is using the default passphrase 'opendoor' or lacks a passphrase, as this increases the risk of exploitation. Check configuration files or authentication mechanisms for this setting.

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Impact Analysis

This vulnerability can impact you in several ways:

• Attackers can execute arbitrary JavaScript in your browser when you view a compromised page, potentially leading to session hijacking or theft of sensitive information like cookies or authentication tokens.
• Malicious scripts could redirect you to phishing sites or perform actions on your behalf without your knowledge, such as changing settings or submitting unauthorized requests.
• If you are an administrator or user of the Sustainable Irrigation Platform, the vulnerability could allow attackers to gain unauthorized access to the system or manipulate its functionality.

Since the attack does not require authentication, any user visiting an affected page is at risk.

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Compliance Impact

This vulnerability can affect compliance with common standards and regulations in the following ways:

• GDPR (General Data Protection Regulation): If the vulnerability leads to unauthorized access or theft of personal data, it could result in a violation of GDPR. Organizations must ensure the confidentiality and integrity of personal data, and a stored XSS vulnerability could compromise these requirements.
• HIPAA (Health Insurance Portability and Accountability Act): If the Sustainable Irrigation Platform is used in a healthcare context and handles protected health information (PHI), this vulnerability could lead to unauthorized access or disclosure of PHI, violating HIPAA's security and privacy rules.
• Other standards like ISO 27001 or NIST frameworks require organizations to implement measures to protect against common vulnerabilities, including XSS. Failure to address this vulnerability could result in non-compliance with these standards.

Organizations using the affected software should assess the risk and take corrective actions to maintain compliance with applicable regulations.

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Mitigation Strategies

To mitigate this stored XSS vulnerability in the Sustainable Irrigation Platform (SIP), follow these immediate steps:

• Upgrade SIP to the latest version if a patch is available. Check the vendor's website or advisory for updates.
• Implement proper input validation and output encoding for program names and any other user-supplied input fields. Ensure that special characters and script tags are sanitized or escaped before rendering.
• Change the default passphrase 'opendoor' to a strong, unique passphrase. If no passphrase is currently required, enforce one to prevent unauthenticated access.
• Restrict access to the SIP web interface by implementing network-level controls, such as firewalls or IP whitelisting, to limit exposure to potential attackers.
• Monitor the application for suspicious activity, such as unusual program name submissions or unexpected script execution in user browsers.
• Educate users about the risks of XSS and advise them to avoid clicking on suspicious links or interacting with unexpected script behavior in the application.

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