SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-59711

Because of mishandling of user-provided input in an upload mechanism, an authenticated attacker is able to write files outside of the destination directory and/or coerce an authentication from the service, aka Directory Traversal.

HIGH 8.3EPSS 0.66%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in Biztalk360 before 11.5. Because of mishandling of user-provided input in an upload mechanism, an authenticated attacker is able to write files outside of the destination directory and/or coerce an authentication from the service, aka Directory Traversal.

CVSS 3.1
8.3 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
EPSS
0.66% probability · 51th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-22
Affected
kovai/biztalk360
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 0.66%26 October 202626 October 2026

EPSS 0.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.