CVE-2026-102409

EUVD-2026-93930
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).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
elasticCNA
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
elasticelasticsearch
9.2.0 ≤
𝑥
≤ 9.2.8
CNA
elasticelasticsearch
9.3.0 ≤
𝑥
≤ 9.3.8
CNA
elasticelasticsearch
9.4.0 ≤
𝑥
≤ 9.4.7
CNA
elasticelasticsearch
9.5.0 ≤
𝑥
≤ 9.5.4
CNA
Common Weakness Enumeration
References
https://discuss.elastic.co/t/elasticsearch-9-4-8-9-5-5-security-update-esa-2026-190/390863