CVE-2026-40371: high-severity vulnerability in Microsoft Dynamics 365 (on-premises) version 9.1
Microsoft Dynamics 365 (on-premises) Elevation of Privilege Vulnerability
Published · Updated
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.8%
exploitation probability
0.8%top 45% of all CVEs
observed exploitation
nono source reports it
Improper handling of insufficient permissions or privileges in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to elevate privileges over a network.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Microsoft Dynamics 365 (on-premises) version 9.1Related CVEs — Microsoft Dynamics 365 (on-premises) version 9.1
In the same product, most dangerous first.
CVE-2021-34524HIGHMicrosoft Dynamics 365 On-Premises Remote Code Execution VulnerabilityEPSS 3.6%CVE-2022-23259HIGHMicrosoft Dynamics 365 On-Premises Remote Code Execution VulnerabilityEPSS 2.9%CVE-2022-21957HIGHMicrosoft Dynamics 365 On-Premises Remote Code Execution VulnerabilityEPSS 2.7%CVE-2021-42316HIGHMicrosoft Dynamics 365 On-Premises Remote Code Execution VulnerabilityEPSS 2.3%CVE-2023-36429MEDIUMMicrosoft Dynamics 365 (On-Premises) Information Disclosure VulnerabilityEPSS 2.2%CVE-2023-36433MEDIUMMicrosoft Dynamics 365 (On-Premises) Information Disclosure VulnerabilityEPSS 2.2%