CVE-2026-56151

mediumpriority · track · 0EPSS 0.005 · 41 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.47% (41st) EPSS

CVSS 6.5 · medium

Is it mine?

34 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.5mediumAV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · security@elastic.coexploitability 2.8 · impact 3.6

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-20US

affected products (34)

Products and version ranges known to be affected.

Open Source Kibana <8.11.1all versionscert_bundDE
Open Source Kibana <8.16.3all versionscert_bundDE
Open Source Kibana <8.17.2all versionscert_bundDE
Open Source Kibana <8.18.9all versionscert_bundDE
Open Source Kibana <8.19.15all versionscert_bundDE
Open Source Kibana <8.19.17all versionscert_bundDE
Open Source Kibana <8.19.6all versionscert_bundDE
Open Source Kibana <9.0.8all versionscert_bundDE
Open Source Kibana <9.1.6all versionscert_bundDE
Open Source Kibana <9.3.4all versionscert_bundDE
Open Source Kibana <9.3.6all versionscert_bundDE
Open Source Kibana <9.4.3all versionscert_bundDE
Open Source Kibana< 8.11.1cert_bundDE
Open Source Kibana< 8.16.3cert_bundDE
Open Source Kibana< 8.17.2cert_bundDE
Open Source Kibana< 8.18.9cert_bundDE
Open Source Kibana< 8.19.15cert_bundDE
Open Source Kibana< 8.19.17cert_bundDE
Open Source Kibana< 8.19.6cert_bundDE
Open Source Kibana< 9.0.8cert_bundDE

showing 20 of 34

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2179Kibana: Mehrere SchwachstellenDeutsch2026-07-01csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in Kibana ausnutzen, um einen Denial of Service Angriff durchzuführen, beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen und vertrauliche Informationen offenzulegen.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2026-07-01modified 2026-10-25

references (3)

External citations — patches, advisories, analysis.

scry

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