May 2026: Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
CVE-2026-42898 Published on May 12, 2026
Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
Improper control of generation of code ('code injection') in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.
Weakness Type
What is a Code Injection Vulnerability?
The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
CVE-2026-42898 has been classified to as a Code Injection vulnerability or weakness.
Products Associated with CVE-2026-42898
Want to know whenever a new CVE is published for Microsoft Dynamics 365? stack.watch will email you.
Affected Versions
Microsoft Dynamics 365 (on-premises) version 9.1:- Version 9.0 and below 9.1.45.11 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.