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 can submit a specially crafted request that causes excessive resource consumption, which may render Kibana unavailable.
https://discuss.elastic.co/t/kibana-8-19-19-9-3-5-security-update-esa-2026-48/390085