cbcvebase.
CVE-2026-42397
published 2026-07-21

CVE-2026-42397: 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…

PriorityP335medium6.5CVSS 3.1
AVNACLPRLUINSUCNINAH
EPSS
0.42%
35.2th percentile
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 to affected Entity Analytics endpoints containing an oversized input value that causes excessive resource consumption, which may render Kibana unavailable.

Affected

4 ranges
VendorProductVersion rangeFixed in
elastickibana>= 9.3.0 < 9.3.79.3.7
elastickibana9.3.0 – 9.3.6—
elastickibana>= 9.4.0 < 9.4.49.4.4
elastickibana9.4.0 – 9.4.3—
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