CVE-2020-37034: Helloweb

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

HelloWeb 2.0 contains an arbitrary file download vulnerability that allows remote attackers to download system files by manipulating filepath and filename parameters. Attackers can send crafted GET requests to download.asp with directory traversal to access sensitive configuration and system files.

Affected products

• Helloweb Helloweb: version 2.0 only

Published 2026-01-30. Last modified 2026-06-17.