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OpenAdvisories
Medium WID-SEC-2026-2180 3 CVEs

Elasticsearch: Mehrere Schwachstellen ermöglichen Denial of Service

Published Jul 1, 2026 · Updated Jul 14, 2026 · Revision 2 · de-DE

Vendor: Microsoft Product: Azure Linux Platform: Windows

Summary

Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in Elasticsearch ausnutzen, um einen Denial of Service Angriff durchzuführen.

Product

Elasticsearch ist eine Open Source, verteilte Echtzeit-Suche und Analyse-Engine.

Vulnerabilities 3

  • Medium 6.5
    CVE-2026-49090

    Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service

    Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a specially crafted bulk request that causes sustained high CPU consumption, which can render t…

    Elastic Elasticsearch elasticsearch Ubuntu
  • Medium 6.5
    CVE-2026-56148

    Uncontrolled Recursion in Elasticsearch Leading to Denial of Service

    Uncontrolled Recursion (CWE-674) in Elasticsearch can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a specially crafted query that causes excessive resource consumption while the request is processed, which…

    Elastic Elasticsearch elasticsearch Ubuntu
  • Medium 4.9
    CVE-2026-56149

    Allocation of Resources Without Limits or Throttling in Elasticsearch Leading to Denial of Service

    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…

    Elastic Elasticsearch elasticsearch Ubuntu

Revision history

  1. #2

    Neue Updates aufgenommen

  2. #1

    Initiale Fassung

References