Vulnerability Details CVE-2026-26939
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 7.1%
CVSS Severity
CVSS v3 Score 6.5