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Vulnerable Software

Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 21.9%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2026-42397
  • Elastic » Kibana » Version: 9.3.0
    cpe:2.3:a:elastic:kibana:9.3.0
  • Elastic » Kibana » Version: 9.3.2
    cpe:2.3:a:elastic:kibana:9.3.2
  • Elastic » Kibana » Version: 9.3.3
    cpe:2.3:a:elastic:kibana:9.3.3
  • Elastic » Kibana » Version: 9.3.4
    cpe:2.3:a:elastic:kibana:9.3.4
  • Elastic » Kibana » Version: 9.3.5
    cpe:2.3:a:elastic:kibana:9.3.5
  • Elastic » Kibana » Version: 9.3.6
    cpe:2.3:a:elastic:kibana:9.3.6
  • Elastic » Kibana » Version: 9.4.0
    cpe:2.3:a:elastic:kibana:9.4.0
  • Elastic » Kibana » Version: 9.4.1
    cpe:2.3:a:elastic:kibana:9.4.1
  • Elastic » Kibana » Version: 9.4.2
    cpe:2.3:a:elastic:kibana:9.4.2
  • Elastic » Kibana » Version: 9.4.3
    cpe:2.3:a:elastic:kibana:9.4.3


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