Uncontrolled Recursion (CWE-674) in Elasticsearch can lead to denial of service via Serialized Data with Nested Payloads (CAPEC-230). An authenticated user holding only read privileges on a single index can submit one specially crafted search request whose deeply nested structure is processed without a depth limit, exhausting the thread stack and terminating the affected node.

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History

Thu, 13 Aug 2026 19:30:00 +0000

Type Values Removed Values Added
Description Uncontrolled Recursion (CWE-674) in Elasticsearch can lead to denial of service via Serialized Data with Nested Payloads (CAPEC-230). An authenticated user holding only read privileges on a single index can submit one specially crafted search request whose deeply nested structure is processed without a depth limit, exhausting the thread stack and terminating the affected node.
Title Uncontrolled Recursion in Elasticsearch Leading to Denial of Service
Weaknesses CWE-674
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: 2026-08-13T20:28:40.601Z

Reserved: 2026-08-10T11:17:35.481Z

Link: CVE-2026-72647

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-13T20:17:25.043

Modified: 2026-08-13T20:17:25.043

Link: CVE-2026-72647

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses