CVE-2026-56151

CVSS Score & Metrics

Base Score

6.5 / 10

Vector String

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

Vulnerability Description

Improper Input Validation (CWE-20) in Kibana can lead to a denial of service via Input Data Manipulation (CAPEC-153). An authenticated user can submit a specially crafted Fleet policy input that is not correctly validated, which can render Fleet agent, server, and policy management functionality unavailable.

Vulnerability Details

Published Date

July 01, 2026

Last Modified

July 02, 2026

CWE ID

CWE-20

Source

NVD

Vendor

elastic

Product

kibana

External References

https://discuss.elastic.co/t/kibana-8-19-17-9-3-6-9-4-3-security-update-esa-2026-45

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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