CVE-2026-9774

ATEN Unizon updateLicense Directory Traversal Arbitrary File Deletion Vulnerability. This vulnerability allows remote attackers to delete arbitrary files on affected installations of ATEN Unizon. Authentication is required to exploit this vulnerability. The specific flaw exists within the updateLicense method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to delete files or create a denial-of-service condition on the system. Was ZDI-CAN-28502.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.aten.com/global/en/supportcenter/info/security-advisory/27/	Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-26-378/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:aten:unizon:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-06-24 22:16

Updated : 2026-06-27 18:59

NVD link : CVE-2026-9774

Mitre link : CVE-2026-9774

CVE.ORG link : CVE-2026-9774

JSON object : View

Products Affected

aten

unizon

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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