CVE-2026-42833

critical

Description

Execution with unnecessary privileges in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.

References

Advisories
References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42833

https://thehackernews.com/2026/05/microsoft-patches-138-vulnerabilities.html

Details

Source: Mitre, NVD

Published: 2026-05-12

Updated: 2026-05-14

Risk Information

CVSS v2

Base Score: 8.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00071