CVE-2026-42833

Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability

Published May 12, 2026 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
Improper control of generation of code ('code injection') in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description Execution with unnecessary privileges in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network. Improper control of generation of code ('code injection') in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.
Type Values Removed Values Added
Weaknesses NVD-CWE-noinfo
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Execution with unnecessary privileges in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.
Title Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft dynamics 365
Weaknesses CWE-250
CPEs cpe:2.3:a:microsoft:dynamics_365:*:*:*:*:on-premises:*:*:*
Vendors & Products Microsoft
Microsoft dynamics 365
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Aug 10, 2026, 3:13 PM
Reserved
Apr 30, 2026, 2:51 PM
Status
Modified
Published
May 12, 2026, 6:17 PM
Modified
Oct 26, 2026, 6:10 PM