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CVE-2026-56149

4.9 medium SSVC exploitation: none Analyzed
NVD · CVE.org

Allocation of Resources Without Limits or Throttling (CWE-770) in Elasticsearch can lead to a denial of service via Excessive Allocation (CAPEC-130). A user with elevated privileges can submit a specially crafted machine learning request that causes excessive memory consumption, which may render the affected node unavailable.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 4.9 · elasticNVD modified 2026-10-25 17:10

Affected (CPE criteria) 1

  • cpe:2.3:a:elastic:elasticsearch:*:*:*:*:*:*:*:*

References 1