cve-2026-40417

About this tag
CVE-2026-40417 is a Microsoft-issued vulnerability in Dynamics 365 Business Central that allows an authorized local attacker to elevate privileges to SYSTEM via weak authentication. Tagged discussions on WindowsForum.com focus on the confirmed CVSS temporal metric, which signals that the flaw is actively exploitable and no longer theoretical. Administrators are advised to prioritize patching to prevent ERP identity boundaries from becoming enterprise security gaps. The tag covers patch deployment strategies, risk assessment, and the broader implications for Business Central environments.

  1. CVE-2026-40417 Business Central: Confirmed Weak Authentication EoP to SYSTEM

    Microsoft published CVE-2026-40417 on May 12, 2026, describing an Important-severity elevation-of-privilege vulnerability in Microsoft Dynamics 365 Business Central that can let an authorized local attacker gain SYSTEM privileges through weak authentication. The most important word in...
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    • business central security cve-2026-40417 erp privilege escalation microsoft dynamics 365
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    • Forum: Security Alerts