Is CVE-2025-53896 actively exploited?

CVE-2025-53896 has no public evidence of in-the-wild exploitation as of 2025-12-02.

What is the CVSS score for CVE-2025-53896?

CVE-2025-53896 has a CVSS score of 7.1 (HIGH severity). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

How do I patch CVE-2025-53896?

Patch guidance is available from accellion security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-53896.

Which products are affected by CVE-2025-53896?

1 product: accellion kiteworks managed file transfer.

Fix CVE-2025-53896 - HIGH | CVEDatabase.com

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.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack Vector: local
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: none
Weaknesses: CWE-613

Metadata

Primary Vendor: ACCELLION
Published: 11/29/2025
Last Modified: 12/2/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2025-53896

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary