CVE-2026-103005

6.5 Moyenne

Publiée le 06/10/2026 à 22:17 · Modifiée le 09/10/2026 à 17:45 · Analysée par le NVD · Source : security@elastic.co

Description

Memory Allocation with Excessive Size Value (CWE-789) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). An authenticated user with connector management privileges could cause the cluster to allocate an uncontrolled amount of memory when connector resources with an excessively large `description` field are created and subsequently accessed, exhausting available heap memory and crashing the affected node.

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Produits concernés

Elasticsearch
Elastic elasticsearch

Scores CVSS

Version	Score	Source	Vecteur
3.1	6.5 Moyenne	security@elastic.co	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H`

Faiblesses (CWE)

CWE-789

Références

https://discuss.elastic.co/t/elasticsearch-8-19-23-9-4-8-9-5-5-security-update-esa-2026-195/390869 Vendor Advisory

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories