What’s Vulnerable › Vulnerabilities
CVE-2026-78597: Missing Authorization in Kibana Entity Store Leading to Unauthorized API Key Creation
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-01 · updated 2026-09-02
- Weakness: CWE-862
Description
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.
Affected products
- Kibana: from 8.0.0 before 8.19.21; from 9.0.3 before 9.4.6 — fixed in 8.19.21, 9.4.6
How to fix
Upgrade to a fixed version: Kibana 8.19.21, 9.4.6. Check the vendor advisory for mitigations.
References
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