CVE-2025-53939

MEDIUM
2025-11-29 [email protected]
6.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:24 vuln.today
Patch Released
Mar 28, 2026 - 19:24 nvd
Patch available
CVE Published
Nov 29, 2025 - 03:15 nvd
MEDIUM 6.3

Tags

Information Disclosure Kiteworks

Description

Kiteworks is a private data network (PDN). Prior to version 9.1.0, improper input validation when managing roles of a shared folder could lead to unexpectedly elevate another user's permissions on the share. This issue has been patched in version 9.1.0.

Analysis

Kiteworks is a private data network (PDN). Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, low attack complexity.

Technical Context

This vulnerability is classified under CWE-20. Kiteworks is a private data network (PDN). Prior to version 9.1.0, improper input validation when managing roles of a shared folder could lead to unexpectedly elevate another user's permissions on the share. This issue has been patched in version 9.1.0. Affected products include: Accellion Kiteworks. Version information: version 9.1.0.

Affected Products

Accellion Kiteworks.

Remediation

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +32
POC: 0

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CVE-2025-53939 vulnerability details – vuln.today
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