Missing Authentication for Critical Function in Microsoft Dynamics NAV - CVE-2026-105728
Published: October 13, 2026
Vulnerability identifier: #VU154273
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-105728
CWE-ID: CWE-306
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to improper authentication in Dynamics Business Central. A remote attacker can bypass authentication process and gain unauthorized access to sensitive information on the system.
Affected software
Microsoft Dynamics NAV
How to mitigate CVE-2026-105728
Install updates from vendor's website.
Microsoft Dynamics NAV - update to 11.0.50736.0