CVE-2026-63259

MediumCVSS 4.3/10Last modified Oct 24, 2026

Description

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.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-639

Affected software

Vendor	Product	Versions
Elastic	Kibana	>= 9.4.0, <= 9.4.3

References

https://discuss.elastic.co/t/kibana-9-4-4-security-update-esa-2026-70/388573Vendor Advisory

Timeline

Published: Jul 21, 2026
Last modified: Oct 24, 2026
NVD status: Analyzed

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