CVE-2021-40440: Microsoft Dynamics 365 Business Central

Medium severity, CVSS 5.4. EPSS: 1.1% chance of exploitation in the next 30 days.

Microsoft Dynamics Business Central Cross-site Scripting Vulnerability

Affected products

• Microsoft Dynamics 365 Business Central: version 2020 only; version 2021 only

Published 2021-09-15. Last modified 2026-08-10.