Dynamics Business Central
CVE-2026-40417 — Microsoft Dynamics 365 Business Central Elevation of Privilege Vulnerability
Executive Summary
Weak authentication in Dynamics Business Central allows an authorized attacker to elevate privileges locally.
Overview
7.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS 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
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.8
EPSS Score
0.00272
probability of exploitation in the next 30 days
0.18767 percentile - updated 2026-06-21
View on FIRST.org
Affected Products
4 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Microsoft Dynamics 365 Business Central 2024 Release Wave 2 | 5086068 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft Dynamics 365 Business Central 2026 Release Wave 1 | 5093780 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft Dynamics 365 Business Central Release Wave 1 2025 | 5086069 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft Dynamics 365 Business Central Release Wave 2 2025 | 5086070 (Security Update) |
Important | Elevation of Privilege | Maybe |
Patches
4 patches
| Article | Type | Restart |
|---|---|---|
5086068 |
Security Update | Maybe |
5093780 |
Security Update | Maybe |
5086069 |
Security Update | Maybe |
5086070 |
Security Update | Maybe |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
References
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