VULNERABILITY INTELLIGENCE

CVE-2026-78603

CVSS score4.3 MEDIUM
EPSS probability0.29%
CISA KEVNot currently listed
Published2026-09-01
Last modified2026-09-02
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Description

Missing Authorization (CWE-862) in Kibana can lead to information disclosure via Exploiting Incorrectly Configured Access Control Security Levels (CAPEC-180). An authenticated user holding minimal Elasticsearch privileges could bypass Kibana feature authorization and space access controls, resulting in the unauthorized disclosure of Fleet deployment metadata from the default Kibana space.

Weakness classification

  • security@elastic.co: CWE-862

Primary references