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6.5 Medium

CVE-2026-33459 Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130)

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 and versions

Product Affected versions Fixed in
Kibana 9.3 9.3.0 → 9.3.2 No fix stated
Kibana 9.0 9.0.0 → 9.2.7 No fix stated
Kibana 8.15 8.15.0 → 8.19.13 No fix stated

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