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

Read the record on cve.org

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

CVSSScoreVectorSource
3.14.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nelastic

Weaknesses

Affected Products

ProductVersions
KibanaElastic
  • 9.0.0 through 9.4.5Affected
  • 9.5.0Affected

References

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