CVE-2026-72653: Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service

Published Aug 13, 2026
·
Updated

Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user who is authorized to manage maintenance windows could submit a specially crafted, malformed payload that causes the Kibana process to consume excessive resources. Kibana becomes unresponsive for all users and does not recover without manual intervention.

Affected Software

4 affected components
Elastic Kibana
Elastic Kibana>=8.12.0<8.19.19
Elastic Kibana>=9.0.0<9.3.8
Elastic Kibana>=9.4.0<9.4.4

Event History

Aug 13, 2026
CVE Published
via MITRE·07:13 PM
Data Sourced
via MITRE·07:13 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:17 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-72653?

The severity of CVE-2026-72653 is medium with a score of 6.5.

2

How does CVE-2026-72653 affect Kibana?

CVE-2026-72653 affects Kibana by allowing authenticated users to submit malformed payloads, potentially leading to a denial of service.

3

Who is impacted by CVE-2026-72653?

Users of Kibana who have permissions to manage maintenance windows are impacted by CVE-2026-72653.

4

How do I fix CVE-2026-72653?

To fix CVE-2026-72653, update to the latest version of Kibana that addresses this vulnerability.

5

What kind of attack does CVE-2026-72653 represent?

CVE-2026-72653 represents a denial-of-service attack due to the allocation of resources without limits or throttling.

Contact

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