CVE-2018-3830: Elastic Kibana

Medium severity, CVSS 6.1. EPSS: 1.6% chance of exploitation in the next 30 days.

Kibana versions 5.3.0 to 6.4.1 had a cross-site scripting (XSS) vulnerability via the source field formatter that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users.

Affected products

• Elastic Kibana: from 5.3.0, up to and including 6.4.1
• Red Hat Openshift Container Platform: version 3.11 only

Published 2018-09-19. Last modified 2026-06-17.