CVE-2026-63143

Missing Authorization in Kibana Leading to Unauthorized Information Disclosure

State: Published
Severity: 4.3 Medium
Published: Jul 21, 2026
Updated: Jul 22, 2026
Reserved: Jul 15, 2026

Description

Missing Authorization (CWE-862) in Kibana can lead to unauthorized information disclosure via Privilege Abuse (CAPEC-122). A user with limited feature privileges can access workflow execution outputs in their Kibana space without the authorization required to do so through the documented API. The accessible data may include sensitive information returned by workflow steps, such as results from connected data sources that the caller would not otherwise be authorized to access.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N	elastic

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
KibanaElastic	9.4.0 through 9.4.3Affected 9.3.0 through 9.3.7Affected

References

https://discuss.elastic.co/t/kibana-9-3-8-9-4-4-security-update-esa-2026-67/388569

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