CVE-2026-56151 in Kibanainfo

Summary

by MITRE • 07/01/2026

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.

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Responsible

Elastic

Reservation

06/19/2026

Disclosure

07/01/2026

Moderation

accepted

CPE

ready

EPSS

0.00000

KEV

no

Activities

very low

Sources

MITREhttps://www.cve.org/CVERecord?id=CVE-2026-56151
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-56151
CVE Detailshttps://www.cvedetails.com/cve/CVE-2026-56151/

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