Medium severity · published Aug 11, 2026
CVE-2026-40375
Microsoft Dynamics Business Central Information Disclosure Vulnerability
6.5
CVSS
0.8%
EPSS
No
On KEV
Description
Missing authorization in Dynamics Business Central allows an authorized attacker to disclose information over a network.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MD
Microsoft Dynamics NAV 2017 · Microsoft
1.0 before 30713 · source: vendor
MD
Microsoft Dynamics NAV 2018 · Microsoft
1.0 before 11.0.50736.0 · source: vendor
D3
Dynamics 365 Business Central 2024 · Microsoft
25.1.25900 and later · source: NVD
D3
Dynamics 365 Business Central 2025 · Microsoft
26.0 before 26.0.50788; 27.0 before 27.0.50789 · source: NVD
D3
Dynamics 365 Business Central 2026 · Microsoft
28.0 before 28.0.50938 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-40375
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-40375
vendor-advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40375
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