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 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 products
- Kibana
- Elastic Kibana
- < 9.3.7, 9.4.4
- CVSS 3.1
- 6.5 MEDIUM
- EPSS
- 0.3% (22th percentile)
- Weakness
- CWE-770
- NVD status
- Analyzed
- Published
- 2026-07-21
- Attack patterns
- CAPEC-130
CVE-2026-42397 at NVD
No indexed exploits for CVE-2026-42397 yet
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No exploit for CVE-2026-42397 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.