What is CVE-2026-69184?

CVE-2026-69184 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. c-ares: CPU-exhaustion denial of service via unbounded DNS name compression pointer chains

Which CVE IDs does CVE-2026-69184 cover?

CVE-2026-69184 covers the following CVE IDs: CVE-2026-69184. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-69184?

CVE-2026-69184 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-69184?

CVE-2026-69184 affects 2 products, including: azl3 c-ares 1.30.0-2 on Azure Linux 3.0; azl3 fluent-bit 3.1.10-7 on Azure Linux 3.0.

CVE-2026-69184HighCVSS 7.5

c-ares: CPU-exhaustion denial of service via unbounded DNS name compression pointer chains

Vendor

Microsoft Security Response Center (MSRC)

Published

September 20, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-69184 →

🎯 Affected products2

azl3 c-ares 1.30.0-2 on Azure Linux 3.0
azl3 fluent-bit 3.1.10-7 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update)

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69184
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade