CVE-2026-78597 is a vulnerability in Elastic Kibana
Published on September 1, 2026
Missing Authorization in Kibana Entity Store Leading to Unauthorized API Key Creation
Missing Authorization (CWE-862) in the Kibana Entity Store feature can lead to unauthorized credential creation via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user holding only low-privilege Security feature access could invoke an administrative operation that creates and persists Elasticsearch API keys under the caller's identity, bypassing the elevated cluster and Kibana privileges that the documented Entity Store setup flow requires.
Vulnerability Analysis
CVE-2026-78597 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-78597 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-78597
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Affected Versions
Elastic Kibana:- Version 8.0.0, <= 8.19.20 is affected.
- Version 9.0.3, <= 9.4.5 is affected.