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Medium severity6.5NVD Advisory· Published Sep 26, 2026· Updated Sep 29, 2026

CVE-2026-94399

CVE-2026-94399

Description

Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead denial of service via Excessive Allocation (CAPEC-130)

AI Insight

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

Affected products

4

Fantastic ElasticSearch/Fantastic ElasticSearchllm-fuzzy
Elastic/Elasticsearchllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- cpe:2.3:a:elastic:elasticsearch:*:*:*:*:*:*:*:*range: >=8.0.0,<8.19.22
osv-coords
pkg:bitnami/elasticsearch
Range: >= 8.0.0, < 8.19.22

Patches

Vulnerability mechanics

References

1

discuss.elastic.co/t/elasticsearch-8-19-22-9-4-7-9-5-4-security-update-esa-2026-180/390684nvdVendor Advisory

News mentions

1

Elasticsearch & Kibana: Eleven Vulnerabilities Including DoS and Privilege Escalation Disclosed Together
Vypr Intelligence · Sep 26, 2026