What is CVE-2025-11187?

CVE-2025-11187 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Improper validation of PBMAC1 parameters in PKCS#12 MAC verification

Which CVE IDs does CVE-2025-11187 cover?

CVE-2025-11187 covers the following CVE IDs: CVE-2025-11187. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-11187?

CVE-2025-11187 has a CVSS v3 base score of 6.1, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-11187?

CVE-2025-11187 affects 1 product, including: azl3 openvmm 0.2.0-1 on Azure Linux 3.0.

CVE-2025-11187MediumCVSS 6.1

Improper validation of PBMAC1 parameters in PKCS#12 MAC verification

Vendor

Microsoft Security Response Center (MSRC)

Published

October 11, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-11187 →

🎯 Affected products1

azl3 openvmm 0.2.0-1 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update)

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-11187
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade