CVE-2026-63261

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?

28 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-27

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send a specially crafted request to a Kibana machine learning feature, causing the server to exhaust available memory and become unavailable to all users.

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-400USCWE-400US

affected products (28)

Products and version ranges known to be affected.

Open Source Kibana <8.19.18all versionscert_bundDE
Open Source Kibana <8.19.19all versionscert_bundDE
Open Source Kibana <9.3.7all versionscert_bundDE
Open Source Kibana <9.3.8all versionscert_bundDE
Open Source Kibana <9.4.3all versionscert_bundDE
Open Source Kibana <9.4.4all versionscert_bundDE
Open Source Kibana< 8.19.18cert_bundDE
Open Source Kibana< 8.19.19cert_bundDE
Open Source Kibana< 9.3.7cert_bundDE
Open Source Kibana< 9.3.8cert_bundDE
Open Source Kibana< 9.4.3cert_bundDE
Open Source Kibana< 9.4.4cert_bundDE
Elastic Kibana≤ 8.0.0 ≤8.19.18enisa_euvdEU
Elastic Kibana≤ 9.0.0 ≤9.3.7enisa_euvdEU
Elastic Kibana≤ 9.4.0 ≤9.4.3enisa_euvdEU
Elastic NV Kibana8.0.0 → 8.19.19fstec_bduRU
Elastic NV Kibana9.0.0 → 9.3.8fstec_bduRU
Elastic NV Kibana9.4.0 → 9.4.4fstec_bduRU
ООО «Ред Софт» РЕД ОС≤ 8.0fstec_bduRU
elastic kibana8.0.0 → 8.19.19nvdUScpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*

showing 20 of 28

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2464Kibana: Mehrere SchwachstellenDeutsch2026-07-21csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in Kibana ausnutzen, um Sicherheitsvorkehrungen zu umgehen, einen Denial-of-Service-Zustand auszulösen oder Daten offenzulegen und zu manipulieren.
BIT-elk-2026-63261Uncontrolled Resource Consumption in Kibana Leading to Denial of Service2026-07-28vendor · osvUS
Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send a specially crafted request to a Kibana machine learning feature, causing the server to exhaust available memory and become unavailable to all users.
BIT-kibana-2026-63261Uncontrolled Resource Consumption in Kibana Leading to Denial of Service2026-07-28vendor · osvUS
Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send a specially crafted request to a Kibana machine learning feature, causing the server to exhaust available memory and become unavailable to all users.

also known as (7)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv cert_bund nvd NVD CVE.org MITRE

published 2026-07-21modified 2026-10-24

references (3)

External citations — patches, advisories, analysis.

scry

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