CVE-2026-28269
Command Injection in Kiteworks Allows Critical File Overwrite
Publication date: 2026-02-26
Last updated on: 2026-03-03
Assigner: GitHub, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| accellion | kiteworks | to 9.2.0 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-78 | The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in Kiteworks, a private data network, in versions prior to 9.2.0. It involves the command execution functionality where authenticated users can redirect the output of commands to arbitrary file locations. This flaw allows attackers to overwrite critical system files, potentially leading to elevated access privileges.
How can this vulnerability impact me? :
Exploitation of this vulnerability can allow an authenticated user to overwrite important system files, which may result in gaining elevated access rights. This could compromise the integrity and security of the affected system, potentially allowing unauthorized actions or control.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, you should upgrade Kiteworks to version 9.2.0 or later, as this version contains the patch that fixes the command execution issue.