CVE-2025-53899: high-severity vulnerability in kiteworks security-advisories
Kiteworks MFT is vulnerable to an Incorrectly Specified Destination in a Communication Channel
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.2epss 1.0%
Kiteworks MFT orchestrates end-to-end file transfer workflows. Prior to version 9.1.0, the back-end of Kiteworks MFT is vulnerable to an incorrectly specified destination in a communication channel which allows an attacker with administrative privileges on the system under certain circumstances to intercept upstream communication which could lead to an escalation of privileges. This issue has been patched in version 9.1.0.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected products
kiteworks · security-advisoriesRelated CVEs — kiteworks security-advisories
In the same product, most dangerous first.
CVE-2026-28269MEDIUMKiteworks Core has an OS Command InjectionEPSS 2.2%CVE-2026-28270MEDIUMKiteworks Core has an Unrestricted Upload of File with Dangerous TypeEPSS 1.8%CVE-2025-53900MEDIUMKiteworks MFT has a Privilege Defined With Unsafe ActionsEPSS 1.2%CVE-2025-53939MEDIUMKiteworks Core is vulnerable to Improper Input ValidationEPSS 0.8%CVE-2026-28271MEDIUMKiteworks Core is vulnerable to Server-Side Request Forgery (SSRF)EPSS 0.5%CVE-2026-28272HIGHKiteworks Email Protection Gateway has a Cross-site Scripting vulnerabilityEPSS 0.4%