CVE-2026-78584

Observable Response Discrepancy in Kibana Leading to Cross-Space Information Disclosure

Published Sep 2, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Observable Response Discrepancy (CWE-204) in the Kibana Osquery feature can lead to information disclosure via Query System for Information (CAPEC-54). An authenticated user holding Osquery live-query privileges could determine whether a scheduled query identifier exists in a Kibana space they are not authorized to access.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Elastic
Elastic kibana
Vendors & Products Elastic
Elastic kibana
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Observable Response Discrepancy (CWE-204) in the Kibana Osquery feature can lead to information disclosure via Query System for Information (CAPEC-54). An authenticated user holding Osquery live-query privileges could determine whether a scheduled query identifier exists in a Kibana space they are not authorized to access.
Title Observable Response Discrepancy in Kibana Leading to Cross-Space Information Disclosure
Weaknesses CWE-204
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
elastic
Published
Updated
Sep 2, 2026, 3:58 PM
Reserved
Aug 24, 2026, 9:13 PM
Status
Analyzed
Published
Sep 2, 2026, 3:17 PM
Modified
Sep 3, 2026, 1:41 PM