Security Advisory

CVE-2026-56145

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-21 20:04:47

Last updated 2026-07-22 18:25:22

Assigner elastic

CVSS score 6.5

State PUBLISHED

Description

Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user with permission to execute EQL sequence queries against an index they control can send a specially crafted query that triggers excessive memory consumption, causing the Elasticsearch node to crash.

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