CVE-2026-78603
Missing Authorization in Kibana Leading to Unauthorized Disclosure of Fleet Deployment Metadata
- State
- Published
- Severity
- 4.3 Medium
- Published
- Sep 1, 2026
- Updated
- Sep 1, 2026
- Reserved
- Aug 24, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | elastic |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
KibanaElastic |
|
References
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