CVE-2026-26939

Summary

Missing Authorization (CWE-862) in Kibana’s server-side Detection Rule Management can lead to Unauthorized Endpoint Response Action Configuration (host isolation, process termination, and process suspension) via CAPEC-1 (Accessing Functionality Not Properly Constrained by ACLs). This requires an authenticated attacker with rule management privileges.

Affected Software

VendorProductVersion RangeStatus
ElasticKibana9.0.0 <= 9.2.5affected
ElasticKibana9.3.0 <= 9.3.0affected
ElasticKibana8.0.0 <= 8.19.11affected

Weaknesses

  • CWE-862: CWE-862 Missing Authorization

ADP Enrichment

CISA ADP Vulnrichment

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

References