CVE-2017-8450: Elastic X-Pack

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

X-Pack 5.1.1 did not properly apply document and field level security to multi-search and multi-get requests so users without access to a document and/or field may have been able to access this information.

Affected products

• Elastic X-Pack: version 5.1.1 only

Published 2017-06-16. Last modified 2026-06-17.