CVE-2026-78598

Summary

Incorrect Authorization (CWE-863) in the Kibana machine learning feature can lead to information disclosure via Exploiting Incorrectly Configured Access Control Security Levels (CAPEC-180). An authenticated user holding machine learning job management privileges within a single Kibana space could cause a job's saved object to become accessible across all spaces in the Kibana instance, without holding access rights to those additional spaces.

Affected Software

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

Weaknesses

  • CWE-863: CWE-863 Incorrect Authorization

ADP Enrichment

CISA ADP Vulnrichment

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

References