CVE-2026-42397
published 2026-07-21CVE-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
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| elastic | kibana | >= 9.3.0 < 9.3.7 | 9.3.7 |
| elastic | kibana | 9.3.0 – 9.3.6 | — |
| elastic | kibana | >= 9.4.0 < 9.4.4 | 9.4.4 |
| elastic | kibana | 9.4.0 – 9.4.3 | — |
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VulDB
Elastic Kibana up to 9.3.6/9.4.3 Entity Analytics endpoint allocation of resources
vuldb·2026-08-08·CVSS 6.5
CVE-2026-42397 [MEDIUM] Elastic Kibana up to 9.3.6/9.4.3 Entity Analytics endpoint allocation of resources
A vulnerability was found in Elastic Kibana up to 9.3.6/9.4.3. It has been rated as problematic. Impacted is an unknown function of the component Entity Analytics endpoint. Performing a manipulation results in allocation of resources.
This vulnerability is known as CVE-2026-42397. Remote exploitation of the attack is possible. No exploit is available.
Upgrading the affected component is advised.
GHSA
Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130).
ghsa_unreviewed·2026-07-21
CVE-2026-42397 [MEDIUM] CWE-770 Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130).
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.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-07-21
Published