What’s Vulnerable › Vulnerabilities
CVE-2025-53896: Kiteworks MFT is vulnerable to Insufficient Session Expiration
- Severity: high (CVSS 8.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-11-29 · updated 2026-10-07
- Weakness: CWE-613
Description
Kiteworks MFT orchestrates end-to-end file transfer workflows. Prior to version 9.1.0, a bug in Kiteworks MFT could cause under certain circumstances that a user's active session would not properly time out due to inactivity. This issue has been patched in version 9.1.0.
Affected products
- Accellion Kiteworks Managed File Transfer: before 9.1.0 — fixed in 9.1.0
How to fix
Upgrade to a fixed version: Accellion Kiteworks Managed File Transfer 9.1.0. Check the vendor advisory for mitigations.
References
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