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Microsoft Security Response CenterCVE-2026-40371

Microsoft Dynamics 365 (on-premises) Elevation of Privilege Vulnerability

HighVendor CVSS 8.8 / 10 1 CVE Published Jun 9, 2026 at 7:00 AM UTC

Summary

Improper handling of insufficient permissions or privileges in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to elevate privileges over a network.

Products covered

  • Microsoft Dynamics 365 (on-premises) version 9.1

Remediation

Release Notes

Vendor-listed fixes

  • 9.1.0045.0011

CVEs in this advisory 1

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  3. Added to SecurityAlert

    We collected the advisory from the official source.

  4. Confirmed at the source

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