Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)

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.

Key SSVC decision points have not yet been added.

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 Elasticsearch unaffected
Version Status Constraints
8.12.0 affected ≤ 8.19.21
9.0.0 affected ≤ 9.4.6
9.5.0 affected ≤ 9.5.3

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No data.

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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/elasticsearch-8-19-22-9-4-7-9-5-4-security-update-esa-2026-179/390683 cve-icon cve-icon
History

Sat, 26 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)
Title Uncontrolled Resource Consumption in Elasticsearch Leading to denial of service
Weaknesses CWE-400
References
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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cve-icon MITRE

Status: PUBLISHED

Assigner: elastic

Published:

Updated: 2026-09-26T20:42:18.354Z

Reserved: 2026-09-21T13:29:41.420Z

Link: CVE-2026-94398

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-26T21:16:56.277

Modified: 2026-09-26T21:16:56.277

Link: CVE-2026-94398

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses