What is CVE-2026-54876?

CVE-2026-54876 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Client-Side Memory Leak in OCSP Response Checking

Which CVE IDs does CVE-2026-54876 cover?

CVE-2026-54876 covers the following CVE IDs: CVE-2026-54876. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-54876?

CVE-2026-54876 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-54876?

CVE-2026-54876 affects 2 products, including: azl3 cloud-hypervisor 52.0.152-1 on Azure Linux 3.0; azl3 openvmm 0.1.0-1 on Azure Linux 3.0.

CVE-2026-54876HighCVSS 7.5

Client-Side Memory Leak in OCSP Response Checking

Vendor

Microsoft Security Response Center (MSRC)

Published

August 14, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-54876 →

🎯 Affected products2

azl3 cloud-hypervisor 52.0.152-1 on Azure Linux 3.0
azl3 openvmm 0.1.0-1 on Azure Linux 3.0

✅ Remediation

Security Update

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54876
patchhttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade