CVE-2026-72682: Elastic Kibana

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user holding only low, read-level Agent Builder privileges could submit a specially crafted request that causes Kibana to consume an unbounded amount of memory, terminating the process and denying service to all users of the instance.

Affected products

• Elastic Kibana: from 9.3.0, before 9.4.6 (fixed in 9.4.6)

Published 2026-09-01. Last modified 2026-09-02.