CVE-2026-63259
Authorization Bypass Through User-Controlled Key in Kibana Leading to Information Disclosure
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to information disclosure via user-supplied identifiers that reference scheduled query result data from Kibana Spaces the requester is not authorized to access.
| CWE | CWE-639 |
| Vendor | elastic |
| Product | kibana |
| Published | Jul 21, 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
9.4.0 ≤ 9.4.3