4.2

CVE-2026-78606

Incorrect Authorization in Kibana Leading to Unauthorized Disclosure, Modification, and Deletion of Data

Incorrect Authorization (CWE-863) in Kibana can lead to unauthorized disclosure, modification, and deletion of data via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Where two authenticated principals originating from different authentication realms share the same username value, one could read, modify, and delete the other's private Elastic AI Assistant Knowledge Base entries.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Elastic ≫ Kibana Version >= 8.19.11 < 8.19.21
Elastic ≫ Kibana Version >= 9.3.0 < 9.4.6
Elastic ≫ Kibana Version >= 9.5.0 < 9.5.2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.15% 0.041
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security@elastic.co 4.2 1.6 2.5
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

https://discuss.elastic.co/t/kibana-8-19-21-9-4-6-9-5-2-security-update-esa-2026-142/390093
Vendor Advisory