Skip to content
OpenAdvisories
Medium · 6.5 CVE-2026-33459 EUVD-2026-20521GHSA-p635-f626-pv4p

Uncontrolled Resource Consumption in Kibana Leading to Denial of Service

Published Apr 8, 2026 · Updated Apr 9, 2026 · Assigned by elastic

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.

Affected products

VendorProductAffectedFixed
Elastic Kibana 9.3.0 – ≤ 9.3.2, 8.15.0 – ≤ 8.19.13, 9.0.0 – ≤ 9.2.7 —

Advisories 1

References