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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-63139

Uncontrolled Resource Consumption in Kibana Leading to Denial of Service

Description

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 products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Elastic Kibana

Default version status: unaffected

  • 8.0.0 to ≤ 8.19.18affected
  • 9.4.0 to ≤ 9.4.3affected
  • 9.3.0 to ≤ 9.3.7affected

References