Improper Handling of Insufficient Permissions or Privileges in Microsoft Dynamics 365 (on-premises) - CVE-2026-40371
Published: June 10, 2026
Vulnerability identifier: #VU134190
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-40371
CWE-ID: CWE-280
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Microsoft Dynamics 365 (on-premises)
Microsoft Dynamics 365 (on-premises)
Detailed vulnerability description
The vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to improper handling of insufficient permissions or privileges in Microsoft Dynamics 365 (on-premises), which leads to security restrictions bypass and privilege escalation.
How to mitigate CVE-2026-40371
Install updates from vendor's website.