CVE-2026-49087: Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service

Published Jul 1, 2026
·
Updated

Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a specially crafted bulk deletion request that causes excessive resource consumption, which may render Kibana unavailable.

Affected Software

3 affected components
kibana
Elastic Kibana>=8.0.0<8.19.15
Elastic Kibana>=9.0.0<9.3.4

Event History

Jul 1, 2026
CVE Published
via MITRE·04:35 PM
Data Sourced
via MITRE·04:35 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-49087?

The severity of CVE-2026-49087 is rated as medium with a score of 6.5.

2

How does CVE-2026-49087 impact Kibana?

CVE-2026-49087 allows an authenticated user to submit a bulk deletion request that can lead to denial of service by causing excessive resource consumption.

3

What are the potential consequences of CVE-2026-49087?

The primary consequence of CVE-2026-49087 is that it can render Kibana unavailable due to excessive allocation of resources.

4

Who is affected by CVE-2026-49087?

CVE-2026-49087 affects Kibana installations where authenticated users have the ability to submit deletion requests.

5

How can organizations mitigate the risk of CVE-2026-49087?

Organizations should implement rate limiting and request throttling in their Kibana configurations to mitigate the risk of CVE-2026-49087.

Contact

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