CVE-2026-40417

Published: May 12, 2026

Modified: Jun 2, 2026

PUBLISHED

CVSS v3.1

7.8

HIGH

Weak authentication in Dynamics Business Central allows an authorized attacker to elevate privileges locally.

Vendor	Product	Versions
Microsoft	Microsoft Dynamics 365 Business Central 2024 Release Wave 2	affected `25.0 - < 25.18`
Microsoft	Microsoft Dynamics 365 Business Central 2026 Release Wave 1	affected `28.0 - < 28.1`
Microsoft	Microsoft Dynamics 365 Business Central Release Wave 1 2025	affected `26.0 - < 26.12`
Microsoft	Microsoft Dynamics 365 Business Central Release Wave 2 2025	affected `27.0 - < 27.6`

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

vendor-advisory

patch

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