SEPTEMBER 7, 2026
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Case File

CVE-2026-42397

MEDIUM · CVSS 6.5 EPSS 0.30%

Source: NVD + CISA KEV + EPSS · Published 2026-07-21 · Last synced 2026-08-20

CyberRota Analysis

AI-Generated

Kibana is vulnerable to a denial of service due to improper resource allocation, allowing authenticated users to exploit specific endpoints with oversized input values. This excessive resource consumption can lead to service unavailability, impacting the overall functionality of Kibana. Organizations using Kibana should prioritize addressing this vulnerability to prevent potential disruptions in service.

CVE
CVE-2026-42397
Severity
MEDIUM
CVSS
6.5
EPSS
0.30%

Original NVD Description

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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)