An issue was discovered in Biztalk360 before 11.5.

published 2026-04-03 7mo ago modified 2026-07-24 3mo ago also EUVD-2025-209205

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits: 0; none known

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.

Patch / fix

fixed in 1

kovai biztalk360 11.6.3963.2611

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 7mo ago (2026-04-09)

Exploit prediction

0.47% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Classification

Weakness

CWE-434 Unrestricted Upload of File with Dangerous Type

References

synacktiv.com /en/advisories/remote-code-execution-from-any-domain-account-in-biztalk360
third-party-advisory

Sources

CVE List CVE-2025-59710
NVD CVE-2025-59710

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