CVE-2026-1791Arbitrary File Upload Vulnerability in Operation and Maintenance Security Gateway
Updated under an hour ago ()
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It affects Hillstone Networks Operation and Maintenance Security Gateway. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 2.7 LOW (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
- Weakness (CWE)
- CWE-434
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Hillstone
- NVD analysis
- Deferred
- Record last updated
- Feb 4, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.