CVE-2025-12212: A weakness has been identified in Tenda O3 1.0.0.10(2478). This affects the function SetValue/GetValue of the file…
CVE-2025-12212 · Severity: high · CVSS 8.8 · Published 2025-10-27
A weakness has been identified in Tenda O3 1.0.0.10(2478). This affects the function SetValue/GetValue of the file /goform/setNetworkService. This manipulation of the argument upnpEn causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
No. Junglewise Threat Intelligence has no report of CVE-2025-12212 being exploited in the wild.
How severe is CVE-2025-12212?
High severity, with a CVSS score of 8.8, published 27 October 2025.
Which products and versions are affected?
Tenda O3, Tenda O3 Firmware1.0.0.10\(2478\). The advisory does not name versions.
Is there a fix for CVE-2025-12212?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-12212?
Check whether you run Tenda O3 or Tenda O3 Firmware1.0.0.10\(2478\). Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.