CVE-2026-1791 Arbitrary File Upload Vulnerability in Operation and Maintenance Security Gateway

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...

CVE-2026-1791 Arbitrary File Upload Vulnerability in Operation and Maintenance Security Gateway

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...

CVE-2026-1791

CVE-2026-1791 concerns Hillstone Networks products: Operation and Maintenance Security Gateway on Linux with vulnerable versions V5.5ST00001B113 and Hillstone Networks Security Gateway V5.5. The flaw is an unrestricted file upload of a dangerous file type, enabling an attacker to upload a web she...