CVE-2026-4498 — Execution with Unnecessary Privileges in Kibana Leading to reading index data beyond their direct Elasticsearch RBAC s…

CVE-2026-4498

Execution with Unnecessary Privileges in Kibana Leading to reading index data beyond their direct Elasticsearch RBAC scope PUBLISHED

Description (CNA)

Execution with Unnecessary Privileges (CWE-250) in Kibana’s Fleet plugin debug route handlers can lead reading index data beyond their direct Elasticsearch RBAC scope via Privilege Abuse (CAPEC-122). This requires an authenticated Kibana user with Fleet sub-feature privileges (such as agents, agent policies, and settings management).

Affected (CNA)

Vendor / product	Versions
Elastic / Kibana	affected 8.0.0 through 8.19.13

CWE

CWE-250

References

https://discuss.elastic.co/t/kibana-8-19-14-9-2-8-9-3-3-security-update-esa-2026-21/385811

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.