CVE-2026-55944

Microsoft Dynamics NAV and Microsoft Dynamics 365 Business Central (On Premises) Remote Code Execution Vulnerability

CVSS 9.8 CRITICALEPSS 1.3%CWE-502

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.8EPSS 1.3%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

14 Jul 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Deserialization of untrusted data in Microsoft Dynamics NAV allows an unauthorized attacker to execute code over a network.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected products

References