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ElasticCVE-2026-78595

Elastic Kibana: missing authorization

Medium4.3CVE-2026-78595 · Published Sep 3, 2026 · updated Sep 8, 2026

Missing Authorization in Kibana Leading to Information Disclosure / Missing Authorization (CWE-862) in the Kibana Fleet feature can lead to information disclosure via Privilege Abuse (CAPEC-122). An authenticated user holding read-level Fleet agent privileges in one Kibana space could enumerate agent metadata and access diagnostic content belonging to agents enrolled in other Kibana spaces.

Elastic advisory

Affected versions

PackageAffectedFixed in
Kibana
Product
>= 9.1.0, <= 9.4.5No fix yet
>= 9.5.0, <= 9.5.2No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-862

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