CVE-2026-56145

Name of the Vulnerable Software and Affected Versions Elasticsearch (affected versions not specified)

Description Uncontrolled Resource Consumption allows a low-privileged authenticated user with permission to execute EQL sequence queries against an index they control to trigger excessive memory consumption. By sending a specially crafted query, the user can cause the Elasticsearch node to crash, resulting in a denial of service. Uncontrolled Resource Consumption refers to a condition where a software does not properly limit the amount of resources it consumes, while Excessive Allocation occurs when a program allocates more memory than is available or necessary.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.