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CVE-2026-40375

Microsoft Dynamics Business Central Information Disclosure Vulnerability

MEDIUM
6.5
CVSS Score
Published: August 11, 2026 at 05:03 PM UTC
Updated: October 28, 2026 at 08:17 PM UTC
4 products affected across 1 vendorDynamics 365 Business Central 2024Dynamics 365 Business Central 2025Dynamics 365 Business Central 2026

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

Missing authorization in Dynamics Business Central allows an authorized attacker to disclose information over a network.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Dynamics 365 Business Central 2024· Microsoft
95%
v ≥ 25.1.25900
Dynamics 365 Business Central 2025· Microsoft
95%
26.0 ≤ v < 26.0.5078827.0 ≤ v < 27.0.50789
Affected range stops below 26.0.50788, so it looks safe — our inference, not a vendor statement
Affected range stops below 27.0.50789, so it looks safe — our inference, not a vendor statement
Dynamics 365 Business Central 2026· Microsoft
95%
28.0 ≤ v < 28.0.50938
Affected range stops below 28.0.50938, so it looks safe — our inference, not a vendor statement
Dynamics 365-business Central· Microsoft
90%
26.027.028.0
Affected range stops below 26.0.50788, so it looks safe — our inference, not a vendor statement
Affected range stops below 27.0.50789, so it looks safe — our inference, not a vendor statement
Affected range stops below 28.0.50938, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: [email protected]
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40375

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMmicrosoft
Vector?

Quick Info

StatusANALYZED
CWE
CWE-862

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