CVE-2026-33459

MEDIUM

Uncontrolled Resource Consumption in Kibana Leading to Denial of Service

Title source: cna
STIX 2.1

Description

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user with access to the automatic import feature can submit specially crafted requests with excessively large input values. When multiple such requests are sent concurrently, the backend services become unstable, resulting in service disruption and deployment unavailability for all users.

Scores

CVSS v3 6.5
EPSS 0.0005
EPSS Percentile 13.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (4)
Elastic/Kibana 8.15.0 - 8.19.13
elastic/kibana 8.15.0 - 8.19.14
Elastic/Kibana 9.0.0 - 9.2.7
Elastic/Kibana 9.3.0 - 9.3.2
Published Apr 08, 2026
Tracked Since Apr 08, 2026