CVE-2026-42898

Microsoft · Published May 12, 2026

9.9

CVSS v3.1

CRITICAL

Patch availableGet patch

Description

Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability. Improper control of generation of code ('code injection') in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.

Affected Products

Microsoft Dynamics 365 (on-premises) version 9.1

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C