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Vulnerabilities

CVE-2026-72656 | BDVDB-2026-359003 Detail

ElasticElasticsearch

Description#

Memory Allocation with Excessive Size Value (CWE-789) in the ES|QL query processing of Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user able to submit ES|QL queries could send a specially crafted query whose evaluation allocates an unbounded amount of heap memory, exhausting the available heap on the receiving node and causing the node to become unavailable.

Impact#

CAPEC-130 Excessive Allocation

Weaknesses#

  • CWE-789 Memory Allocation with Excessive Size Value

References#

Exploit#

No public exploit known

History#

  1. Version 1Record published in the CVE List.