CVE-2026-55944
A remote, anonymous attacker can exploit a vulnerability in Microsoft Dynamics NAV to execute arbitrary code.
CSIRTS triage
- What
- A vulnerability allows a remote attacker to execute arbitrary code in Microsoft Dynamics NAV.
- Who is affected
- Deployments of Microsoft Dynamics NAV are affected.
- Urgency
- Remediation is high priority due to the potential for remote code execution.
- Action
- Apply the latest security updates for Microsoft Dynamics NAV.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Moderate exploitation risk1.3% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 67% of all EPSS-scored CVEs.
Advisory coverage (5)
- high[NEW] [high] Microsoft Dynamics NAV: Vulnerability allows code executioncert-bund · 2026-07-15
- unknownMultiple vulnerabilities in Microsoft products (July 15, 2026)cert-fr-avis · 2026-07-15
- unknownNCSC-2026-0238 [1.00] [M/H] Vulnerability fixed in Microsoft Dynamicsncsc-nl · 2026-07-14
- criticalCVE-2026-55944: Deserialization of untrusted data in Microsoft Dynamics NAV allows an unauthorized attacker to…nvd · 2026-07-14
- criticalCVE-2026-55944: Microsoft Dynamics NAV and Microsoft Dynamics 365 Business Central (On Premises) Remote Code E…msrc · 2026-07-14
External references
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