What is CVE-2026-100214?

CVE-2026-100214 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Microsoft Dynamics 365 Business Central Remote Code Execution Vulnerability

Which CVE IDs does CVE-2026-100214 cover?

CVE-2026-100214 covers the following CVE IDs: CVE-2026-100214. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-100214?

CVE-2026-100214 has a CVSS v3 base score of 8.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-100214?

CVE-2026-100214 affects 2 products, including: Microsoft Dynamics NAV 2017 on Windows Server 2012; Microsoft Dynamics NAV 2018 on Windows Server 2012.

CVE-2026-100214HighCVSS 8.8

Microsoft Dynamics 365 Business Central Remote Code Execution Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

October 13, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-100214 →

📋 Description

Deserialization of untrusted data in Dynamics Business Central allows an authorized attacker to execute code over a network.

🎯 Affected products2

Microsoft Dynamics NAV 2017 on Windows Server 2012
Microsoft Dynamics NAV 2018 on Windows Server 2012

✅ Remediation

KBRelease Notes (Security Update) — fixed build 30713 KBRelease Notes (Security Update) — fixed build 11.0.50736.0

🔗 References (5)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-100214
patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108851
referencehttps://support.microsoft.com/en-us/servicing/dynamics/nav/update/2021/12/cumulative-update-61-for-microsoft-dynamics-nav-2017-build-30699
patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108852
referencehttps://support.microsoft.com/en-gb/servicing/dynamics/nav/update/2022/12/cumulative-update-60-for-microsoft-dynamics-nav-2018-build-49618