CVE-2026-5153: Tenda CH22 Firmware

High severity, CVSS 8.8. EPSS: 6.5% chance of exploitation in the next 30 days.

A flaw has been found in Tenda CH22 1.0.0.1. The affected element is the function FormWriteFacMac of the file /goform/WriteFacMac. Executing a manipulation of the argument mac can lead to command injection. The attack may be launched remotely. The exploit has been published and may be used.

Affected products

• Tenda CH22 Firmware: version 1.0.0.1 only

Published 2026-03-30. Last modified 2026-06-17.