CVE-2026-1791
Low
Description
Unrestricted Upload of File with Dangerous Type vulnerability in Hillstone Networks Operation and Maintenance Security Gateway on Linux allows Upload a Web Shell to a Web Server.This issue affects Operation and Maintenance Security Gateway: V5.5ST00001B113.
SeverityLow
CVSS2.7
Exploit probability—
ProductOperation and Maintenance Security Gateway
PublishedFeb 4, 2026
First seenFeb 4, 2026
Weakness typeCWE-434Unrestricted upload of dangerous file type
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Hillstone Networks Operation and Maintenance Security Gateway | V5.5ST00001B113 | — |
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