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Critical severity9.8NVD Advisory· Published Jul 14, 2026· Updated Jul 22, 2026

CVE-2026-55944

CVE-2026-55944

Description

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

Affected products

3

Microsoft/Dynamics Nav2 versions
cpe:2.3:a:microsoft:dynamics_nav:2018:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:microsoft:dynamics_nav:2018:*:*:*:*:*:*:*
- (no CPE)
Microsoft/Dynamics Business Centralllm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55944nvdVendor AdvisoryPatch

News mentions

0

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