CVE-2026-105728 Microsoft Dynamics Business Central - Authentication Bypass

Microsoft Dynamics Business Central contains an improper authentication vulnerability that allows unauthorized attackers to disclose information over a network, exploit requires no special privileges.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.88% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
13 October 2026
Updated
15 October 2026
Weakness
CWE-306

Vendor fix

Update to the latest version of Microsoft Dynamics Business Central.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs