CVE-2026-26939: medium-severity vulnerability in Elastic Kibana
Missing Authorization in Kibana Leading to Unauthorized Endpoint Response Action Configuration
Published
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.5epss 0.2%
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Affected products
Elastic · KibanaRelated CVEs — Elastic Kibana
In the same product, most dangerous first.