# 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.

Source: https://junglewise.ai/threats/cve-2025-15231-a-vulnerability-was-determined-in-tenda-m3-1-0-0-13-4903-this  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-12-30  
License: CC BY 4.0 with a link back

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.

Technologies: [Tenda M3](https://junglewise.ai/threats/technologies/m3), [Tenda M3 Firmware](https://junglewise.ai/threats/technologies/m3-firmware). Vendors: [Tenda](https://junglewise.ai/threats/vendors/tenda).

## Quick answers

**Is CVE-2025-15231 exploited in the wild?** 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.

## Affected products

- Tenda M3
- Tenda M3 Firmware

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