CVE-2026-100214highCWE-502

CVE-2026-100214: high-severity vulnerability in Microsoft Dynamics NAV 2017

Microsoft Dynamics 365 Business Central Remote Code Execution Vulnerability

Published · Updated

Follow this CVE+ Monitor Microsoft Dynamics NAV

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.8epss 2.1%
Deserialization of untrusted data in Dynamics Business Central allows an authorized attacker to execute code over a network.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Microsoft Dynamics NAV 2017Microsoft · Microsoft Dynamics NAV 2018
Related CVEs — Microsoft Dynamics NAV 2017

In the same product, most dangerous first.

CVE-2020-0905—CVE-2020-0905EPSS 10.8%CVE-2020-1022—CVE-2020-1022EPSS 6.8%CVE-2020-1018—CVE-2020-1018EPSS 6.3%CVE-2022-41127HIGHMicrosoft Dynamics NAV and Microsoft Dynamics 365 Business Central (On Premises) Remote Code Execution VulnerabilityEPSS 1.7%CVE-2026-55944CRITICALMicrosoft Dynamics NAV and Microsoft Dynamics 365 Business Central (On Premises) Remote Code Execution VulnerabilityEPSS 1.5%CVE-2021-1724MEDIUMMicrosoft Dynamics Business Central Cross-site Scripting VulnerabilityEPSS 1.3%