CVE-2017-8440: Elastic Kibana

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

Starting in version 5.3.0, Kibana had a cross-site scripting (XSS) vulnerability in the Discover page that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users.

Affected products

• Elastic Kibana: version 5.3.0 only; version 5.3.1 only; version 5.3.2 only; version 5.4.0 only

Published 2017-06-05. Last modified 2026-06-17.