CVE-2026-78595
Missing Authorization in Kibana Fleet Plugin Leading to Cross-Space Agent Data Disclosure
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
Missing Authorization in Kibana Leading to Information Disclosure / Missing Authorization (CWE-862) in the Kibana Fleet feature can lead to information disclosure via Privilege Abuse (CAPEC-122). An authenticated user holding read-level Fleet agent privileges in one Kibana space could enumerate agent metadata and access diagnostic content belonging to agents enrolled in other Kibana spaces.
| CWE | CWE-862 |
| Vendor | elastic |
| Product | kibana |
| Published | Sep 3, 2026 |
| Last Updated | Sep 3, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Affected Versions
Elastic / Kibana
9.1.0 ≤ 9.4.5 9.5.0 ≤ 9.5.2