CVE-2025-5198: Red Hat Advanced Cluster Security

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

A flaw was found in Stackrox, where it is vulnerable to Cross-site scripting (XSS) if the script code is included in a small subset of table cells. The only known potential exploit is if the script is included in the name of a Kubernetes “Role” object* that is applied to a secured cluster. This object can be used by a user with access to the cluster or through a compromised third-party product.

Affected products

• Red Hat Advanced Cluster Security: version 4.0 only
• Stackrox Stackrox: affected versions not specified

Published 2025-05-27. Last modified 2026-06-17.