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CVE-2026-35009

4.6 · MEDIUM
Published May 20, 2026 CWE-79 EPSS 0.22% (12th pctl)

Overview

CVE-2026-35009 is a medium-severity vulnerability. It was published on May 20, 2026 and has a CVSS 3.1 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.6, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

Open ISES Tickets before 3.44.2 contains a reflected cross-site scripting vulnerability in add_note.php that allows authenticated attackers to inject arbitrary JavaScript by passing an unsanitized value through the ticket_id GET parameter directly into a hidden input field VALUE attribute. Attackers can craft a malicious URL containing a JavaScript payload in the ticket_id parameter that executes in the victim's browser when the URL is visited.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Frequently Asked Questions

What is CVE-2026-35009?

CVE-2026-35009 is a medium-severity vulnerability. It was published on May 20, 2026 and has a CVSS 3.1 base score of 4.6 (MEDIUM).

How severe is CVE-2026-35009?

This vulnerability has a CVSS 3.1 base score of 4.6, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-35009?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-35009?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-35009 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.