CVE-2026-42833
Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
Description
Improper control of generation of code ('code injection') in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.
INFO
Published Date :
May 12, 2026, 6:17 p.m.
Last Modified :
June 1, 2026, 7:16 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | f38d906d-7342-40ea-92c1-6c4a2c6478c8 | ||||
| CVSS 3.1 | CRITICAL | [email protected] |
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-42833.
| URL | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42833 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-42833 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-42833
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-42833 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-42833 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 01, 2026
Action Type Old Value New Value Changed Description Execution with unnecessary privileges in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network. Improper control of generation of code ('code injection') in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network. -
Initial Analysis by [email protected]
May. 14, 2026
Action Type Old Value New Value Added CWE NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:microsoft:dynamics_365:*:*:*:*:on-premises:*:*:* versions from (including) 9.1 up to (excluding) 9.1.45.11 Added Reference Type Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42833 Types: Vendor Advisory -
New CVE Received by [email protected]
May. 12, 2026
Action Type Old Value New Value Added Description Execution with unnecessary privileges in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network. Added CVSS V3.1 AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H Added CWE CWE-250 Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42833