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VULNERABILITIES

CVE-2026-33464 Details

Description

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user holding a low-privileged role can submit a specially crafted, oversized payload to an internal Kibana API, causing the Kibana process to exhaust available resources and become unresponsive to all users until the service recovers or is restarted.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://discuss.elastic.co/t/kibana-8-19-16-9-3-5-9-4-1-security-update-esa-2026-32/386548 [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-400Uncontrolled Resource Consumption[email protected]

Affected Products

ProductVersions
elastic kibana
>= 8.0.0, < 8.19.16
>= 9.0.0, < 9.3.5
9.4.0

CPE

  • cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*
  • cpe:2.3:a:elastic:kibana:9.4.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-33464
NVD Published Date:
May 28, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-33464 Details - Not Deferred