An issue was discovered in Biztalk360 through 11.5.

published 2026-04-03 7 mo ago modified 2026-07-24 3 mo ago also EUVD-2025-209203

cvss: 6.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits: 0; none known

An issue was discovered in Biztalk360 through 11.5. because of mishandling of user-provided input in a path to be read by the server, a Super User attacker is able to read files on the system and/or coerce an authentication from the service, aka Directory Traversal.

Patch / fix

fixed in 1

kovai biztalk360 11.6.3963.2611

CISA SSVC

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

Exploit prediction

0.90% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	6.8	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
NVD	3.1	6.8	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
CNA	3.1	6.8	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

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

Sources

CVE List CVE-2025-59709
NVD CVE-2025-59709

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary