| Advisory ID | Severity | Release Date | Reported By | CVE ID |
| HSVD-2026-0028 | Medium | September 4, 2026 | External submission | N/A |
Overview
Hillstone ADC contains an arbitrary file download vulnerability in diagnostic_file_export. It is a backend vulnerability requiring authenticated administrator privileges. The diagnostic file export interface is affected by a path traversal flaw: an attacker can use the controllable file_name parameter to specify an arbitrary sensitive file path, which the device will package as a tar file and allow to be downloaded.
Affected Products & Fix Versions
| Product | Affected Version | Fixed Version |
|---|---|---|
| ADC | AX2.5 and later | AX5.0.1 |
Remediation & Mitigation
- Upgrade to a fixed version to remediate this vulnerability.
Contact & Reporting
For technical support and detailed remediation guidance, contact Hillstone Networks support at +1-800-930-6707.
To report security issues in Hillstone products, email PSIRT@hillstonenet.com. Hillstone follows responsible disclosure principles and applicable regulations when handling product security incidents.
Legal notice — Without written authorization from Hillstone Networks, no organization or individual may modify, excerpt, or disseminate the content of this advisory for commercial purposes.
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