CVE-2025-12232: Tenda CH22 Firmware

Critical severity, CVSS 9.8. EPSS: 4.9% chance of exploitation in the next 30 days.

A vulnerability was detected in Tenda CH22 1.0.0.1. Affected by this vulnerability is the function fromSafeClientFilter of the file /goform/SafeClientFilter. Performing a manipulation of the argument page results in buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used.

Affected products

• Tenda CH22 Firmware: version 1.0.0.1 only

Published 2025-10-27. Last modified 2026-10-08.