What is the CVSS score of CVE-2026-28269?

CVE-2026-28269 has a CVSS 3.1 base score of 5.9 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N. EPSS exploitation probability: 0.1%.

Which versions of Kiteworks are affected by CVE-2026-28269?

Organizations using Kiteworks should be aware of moderate risk from CVE-2026-28269, a OS command injection vulnerability rated CVSS 5.9.

How to fix or mitigate CVE-2026-28269?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Validate input sanitization for user-controlled parameters.

Kiteworks CVE-2026-28269

MEDIUM

OS Command Injection (CWE-78)

2026-02-26 security-advisories@github.com

Command Injection Kiteworks

5.9

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

5.9 MEDIUM

AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:56 vuln.today

CVE Published

Feb 26, 2026 - 23:16 nvd

MEDIUM 5.9

DescriptionGitHub Advisory

Kiteworks is a private data network (PDN). Prior to version 9.2.0, avulnerability in Kiteworks command execution functionality allows authenticated users to redirect command output to arbitrary file locations. This could be exploited to overwrite critical system files and gain elevated access. Version 9.2.0 contains a patch.

AnalysisAI

Kiteworks versions prior to 9.2.0 suffer from a command injection vulnerability that permits authenticated users to redirect command output to arbitrary file locations, potentially enabling overwriting of critical system files and privilege escalation. The vulnerability requires high privileges and manual user interaction to exploit, resulting in a medium severity rating with limited real-world exploitation likelihood (EPSS 0.1%). No patch is currently available for affected installations.

Technical ContextAI

Classified as CWE-78 (OS Command Injection). Affects the Kiteworks command execution component of Kiteworks. Kiteworks is a private data network (PDN). Prior to version 9.2.0, avulnerability in Kiteworks command execution functionality allows authenticated users to redirect command output to arbitrary file locations. This could be exploited to overwrite critical system files and gain elevated access. Version 9.2.0 contains a patch.