CVE-2017-8447: Elastic X-Pack

Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days.

An error was found in the X-Pack Security 5.3.0 to 5.5.2 privilege enforcement. If a user has either 'delete' or 'index' permissions on an index in a cluster, they may be able to issue both delete and index requests against that index.

Affected products

• Elastic X-Pack: version 5.3.0 only; version 5.3.1 only; version 5.3.2 only; version 5.3.3 only; version 5.4.0 only; version 5.5.0 only; …

Published 2017-09-29. Last modified 2026-06-17.