Medium severity4.3NVD Advisory· Published Sep 1, 2026· Updated Sep 1, 2026
CVE-2026-78603
CVE-2026-78603
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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Affected products
1Patches
Vulnerability mechanics
References
1News mentions
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