What is CVE-2026-56143?

CVE-2026-56143 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Allocation of Resources Without Limits or Throttling in Elasticsearch Leading to Denial of Service

Which CVE IDs does CVE-2026-56143 cover?

CVE-2026-56143 covers the following CVE IDs: CVE-2026-56143. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-56143?

CVE-2026-56143 has a CVSS v3 base score of 4.9, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-56143?

CVE-2026-56143 affects 1 product, including: azl3 rubygem-elasticsearch 8.9.0-1 on Azure Linux 3.0.

CVE-2026-56143MediumCVSS 4.9

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

Vendor

Microsoft Security Response Center (MSRC)

Published

September 11, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-56143 →

🎯 Affected products1

azl3 rubygem-elasticsearch 8.9.0-1 on Azure Linux 3.0

✅ Remediation

Security Update

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56143
patchhttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade