CVE-2025-15231: A vulnerability was determined in Tenda M3 1.0.0.13(4903). This affects the function formSetRemoteVlanInfo of the file /goform/setVlanInfo.
CVE-2025-15231 · Severity: high · CVSS 8.8 · Published 2025-12-30
A vulnerability was determined in Tenda M3 1.0.0.13(4903). This affects the function formSetRemoteVlanInfo of the file /goform/setVlanInfo. Executing a manipulation of the argument ID/vlan/port can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.
No. Junglewise Threat Intelligence has no report of CVE-2025-15231 being exploited in the wild.
How severe is CVE-2025-15231?
High severity, with a CVSS score of 8.8, published 30 December 2025.
Which products and versions are affected?
Tenda M3, Tenda M3 Firmware. The advisory does not name versions.
Is there a fix for CVE-2025-15231?
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-2025-15231?
Check whether you run Tenda M3 or Tenda M3 Firmware. 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.