CVE-2026-2185: Tenda RX3 Firmware

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

A flaw has been found in Tenda RX3 16.03.13.11. This issue affects the function set_device_name of the file /goform/setBlackRule of the component MAC Filtering Configuration Endpoint. This manipulation of the argument devName/mac causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been published and may be used.

Affected products

• Tenda RX3 Firmware: version 16.03.13.11 only

Published 2026-02-08. Last modified 2026-06-17.