CVE-2026-78603

4.3 Moyenne

Publiée le 01/09/2026 à 22:17 · Modifiée le 02/09/2026 à 16:52 · Analysée par le NVD · Source : security@elastic.co

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.

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Produits concernés

Elastic Kibana

Scores CVSS

Version	Score	Source	Vecteur
3.1	4.3 Moyenne	security@elastic.co	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N`

Faiblesses (CWE)

CWE-862

Références

https://discuss.elastic.co/t/kibana-9-4-6-9-5-1-security-update-esa-2026-149/390069 Vendor Advisory

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories