CVE-2026-49087 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Elastic

Kibana

unaffected

Version	Status	Constraints
`9.0.0`	affected	≤ 9.3.3
`8.0.0`	affected	≤ 8.19.14

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://discuss.elastic.co/t/kibana-8-19-15-9-3-4-security-update-esa-2026-49

History

Wed, 01 Jul 2026 18:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 01 Jul 2026 17:15:00 +0000

Type	Values Removed	Values Added
Description		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.
Title		Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service
Weaknesses		CWE-770
References		https://discuss.elastic.co/t/kibana-8-19-15-9-3-4-security-update-esa-2026-49
Metrics		cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: elastic

Published: 2026-07-01T16:35:19.567Z

Updated: 2026-07-01T17:25:07.782Z

Reserved: 2026-05-27T11:31:33.582Z

Link: CVE-2026-49087

Vulnrichment

Updated: 2026-07-01T17:20:46.911Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-770

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