CVE-2026-63261

Summary

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send a specially crafted request to a Kibana machine learning feature, causing the server to exhaust available memory and become unavailable to all users.

Affected Software

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

Weaknesses

  • CWE-400: CWE-400 Uncontrolled Resource Consumption

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References