CVE-2025-28380: OPENC3 Cosmos

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A cross-site scripting (XSS) vulnerability in OpenC3 COSMOS before v6.0.2 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the URL parameter.

Affected products

• OPENC3 Cosmos: version 6.0.0 only

Published 2025-06-13. Last modified 2026-06-17.