CVE-2025-11117: Tenda CH22 Firmware

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

A vulnerability was determined in Tenda CH22 1.0.0.1. This vulnerability affects the function formWrlExtraGet of the file /goform/GstDhcpSetSer. This manipulation of the argument dips causes buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

Affected products

• Tenda CH22 Firmware: version 1.0.0.1 only

Published 2025-09-28. Last modified 2026-10-09.