Medium severity6.5NVD Advisory· Published Oct 6, 2026

CVE-2026-102409

Description

Uncontrolled Recursion (CWE-674) in Elasticsearch can allow an authenticated user with low privileges to terminate an Elasticsearch node, resulting in denial of service, via Excessive Allocation (CAPEC-130).

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Fantastic ElasticSearch/Fantastic ElasticSearchllm-fuzzy
Elastic/Elasticsearchllm-fuzzy
Range: 9.4.8, 9.5.5

Patches

Vulnerability mechanics

References

discuss.elastic.co/t/elasticsearch-9-4-8-9-5-5-security-update-esa-2026-190/390863nvd

News mentions

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