CVE-2026-63139

Summary

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated low-privileged user can exploit an uncontrolled resource consumption vulnerability in Kibana's Canvas functionality by sending a specially crafted request, causing the Kibana server process to terminate and resulting in a denial of service for all users of the affected Kibana instance.

Affected Software

VendorProductVersion RangeStatus
ElasticKibana8.0.0 <= 8.19.18affected
ElasticKibana9.4.0 <= 9.4.3affected
ElasticKibana9.3.0 <= 9.3.7affected

Weaknesses

  • CWE-400: CWE-400 Uncontrolled Resource Consumption

References