CVE-2026-40062
Path Traversal in Ziostation2 Allows Remote OS Information Disclosure
Publication date: 2026-04-23
Last updated on: 2026-04-23
Assigner: JPCERT/CC
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| ziosoft | ziostation2 | to 2.9.8.7 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-22 | The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. |
Attack-Flow Graph
AI Powered Q&A
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The vulnerability allows a remote unauthenticated attacker to obtain sensitive information from the operating system, which could lead to unauthorized disclosure of confidential data.
Such unauthorized access to sensitive information may result in non-compliance with data protection regulations and standards like GDPR and HIPAA, which require safeguarding personal and sensitive data against unauthorized access.
Therefore, organizations using affected versions of Ziostation2 may face increased risk of violating these regulations if the vulnerability is exploited.
Can you explain this vulnerability to me?
CVE-2026-40062 is a path traversal vulnerability in Ziostation2 versions 2.9.8.7 and earlier. This vulnerability allows a remote attacker, without needing to authenticate, to exploit improper validation of file paths and gain access to sensitive information on the operating system.
How can this vulnerability impact me? :
This vulnerability can lead to unauthorized disclosure of sensitive operating system information. Since the attacker does not need any privileges or user interaction, it poses a high risk of confidentiality breach, potentially exposing critical data to remote attackers.
What immediate steps should I take to mitigate this vulnerability?
The recommended immediate step to mitigate this vulnerability is to update Ziostation2 to the latest version provided by the developer.