CVE-2026-7119: Tenda HG3 Firmware

High severity, CVSS 8.8. EPSS: 4.4% chance of exploitation in the next 30 days.

A vulnerability was detected in Tenda HG3 2.0. The impacted element is an unknown function of the file /boaform/formCountrystr. The manipulation of the argument countrystr results in os command injection. The attack may be performed from remote. The exploit is now public and may be used.

Affected products

• Tenda HG3 Firmware: version 300003070 only

Published 2026-04-27. Last modified 2026-06-17.