CVE-2026-5152: Tenda CH22 Firmware

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

A vulnerability was detected in Tenda CH22 1.0.0.1. Impacted is the function formCreateFileName of the file /goform/createFileName. Performing a manipulation of the argument fileNameMit results in stack-based buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.

Affected products

• Tenda CH22 Firmware: version 1.0.0.1 only

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