CVE-2026-100214

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Remote Code Execution in Dynamics Business Central via Deserialization

Publication date: 2026-10-13

Last updated on: 2026-10-14

Assigner: Microsoft Corporation

Description

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

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-10-13

Last Modified

2026-10-14

Generated

2026-10-19

AI Q&A

2026-10-14

EPSS Evaluated

2026-10-18

NVD

CVE-2026-100214

EUVD

EUVD-2026-100328

Affected Vendors & Products

Vendor	Product	Version / Range
Microsoft	Microsoft	Dynamics NAV 2017 1.0
Microsoft	Microsoft	Dynamics NAV 2018 1.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-502	The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Attack-Flow Graph

Executive Summary

This vulnerability involves deserialization of untrusted data in Microsoft Dynamics Business Central. An authorized attacker can exploit this to execute arbitrary code remotely over a network.

Impact Analysis

An attacker could gain control of affected systems, leading to data breaches, system compromise, or further network infiltration. Authorized access is required, but the impact is severe due to code execution.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR (data protection) and HIPAA (health data privacy) requirements. Compliance risks include fines and legal penalties.

Mitigation Strategies

Apply the latest security updates from Microsoft for Dynamics Business Central to address the deserialization vulnerability. Monitor Microsoft's update guide for patches and verify their installation on affected systems.

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