DLL Loading Vulnerability in Biztalk360 Enables Remote Code Execution

Publication date: 2026-04-03

Last updated on: 2026-04-09

Assigner: MITRE

Description

An issue was discovered in Biztalk360 before 11.5. Because of incorrect access control, any user is able to request the loading a DLL file. During the loading, a method is called. An attacker can craft a malicious DLL, upload it to the server, and use it to achieve remote code execution on the server.

CVSS Scores

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Meta Information

Published

2026-04-03

Last Modified

2026-04-09

Generated

2026-07-09

AI Q&A

2026-04-03

EPSS Evaluated

2026-07-08

NVD

CVE-2025-59710

EUVD

EUVD-2025-209205

Affected Vendors & Products

Vendor	Product	Version / Range
kovai	biztalk360	to 11.6.3963.2611 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-434	The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.

Attack-Flow Graph

Executive Summary

This vulnerability exists in Biztalk360 versions before 11.5 due to incorrect access control. It allows any user to request the loading of a DLL file. During the loading process, a method within the DLL is called. An attacker can exploit this by crafting a malicious DLL, uploading it to the server, and triggering the method call, which can lead to remote code execution on the server.

Impact Analysis

The vulnerability can have a severe impact as it allows an attacker to execute arbitrary code remotely on the affected server. This can lead to unauthorized control over the server, data breaches, disruption of services, and potential further exploitation within the network.

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