Reachable Assertion

Overview kibana is an open source Apache Licensed, browser-based analytics and search dashboard for Elasticsearch. Affected versions of this package are vulnerable to Reachable Assertion via the query parsing. An attacker can cause the affected node to terminate by sending a specially crafted...

CVE-2026-63140 Reachable Assertion in Elasticsearch Leading to Denial of Service

Reachable Assertion CWE-617 in Elasticsearch can lead to denial of service via Input Data Manipulation CAPEC-153. A specially crafted search request containing a null value in a specific query clause causes an internal assertion to be raised during query parsing. Because Elasticsearch treats...