CVE-2025-12213: Tenda o3 FIRMWARE1.0.0.10(2478)

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

A security vulnerability has been detected in Tenda O3 1.0.0.10(2478). This vulnerability affects the function SetValue/GetValue of the file /goform/setVlanConfig. Such manipulation of the argument lan leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

Affected products

• Tenda o3 FIRMWARE1.0.0.10(2478): any version

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