CVE-2026-56151

MEDIUM

CVSS v3.1: 6.5

NetworkNo user interactionImproper Input Validation

Source data as of:

At a glance

Severity
MEDIUM
CVSS
6.5 v3.1 · NVD
EPSS
EPSS not provided by FIRST.org for this CVE
CISA KEV
No
Type
Improper Input Validation · NVD CWE
Attack conditions (CVSS vector)
NetworkNo user interaction · Source: NVD Vector
Published
2026-07-01 · Modified: 2026-07-01
References
Jump to references (1)

CVSS / EPSS / KEV

CVSS v3.1 6.5 / 10 MEDIUM Source: NVD
EPSS — EPSS not provided by FIRST.org for this CVE Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

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.

Record details

CVE ID
CVE-2026-56151
CVSS (v3.1)
6.5 (MEDIUM)
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Exploitability subscore
2.8
Impact subscore
3.6
CISA KEV
No
Weakness (CWE)
CWE-20
Affected configurations (CPE)
0
Published
2026-07-01
Modified
2026-07-01
Status
Awaiting Analysis

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

Related records

Other records sharing a factual facet, for cross-reference. A descriptive neighbourhood — ordering does not imply priority and is not a recommendation.

Same weakness type (CWE)

CVE-2026-48277 CRITICAL CVSS 10.0 CVE-2026-48281 CRITICAL CVSS 10.0 CVE-2026-7803 CRITICAL CVSS 9.8 CVE-2026-13780 CRITICAL CVSS 9.6

Published the same year

CVE-2026-10134 CRITICAL CVSS 10.0 CVE-2026-13782 CRITICAL CVSS 10.0 CVE-2026-46595 CRITICAL CVSS 10.0 CVE-2026-48276 CRITICAL CVSS 10.0
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