CVE-2025-8958 Tenda TX3 fast_setting_wifi_set stack-based overflow

High 8.7 Published 14 Aug 2025 Updated 14 Aug 2025

A remote attacker can trigger a stack-based buffer overflow in the Tenda TX3 router's WiFi settings interface, potentially leading to code execution or service disruption.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-8958?

CVE-2025-8958 is a high-severity memory corruption vulnerability in Tenda TX3, published on 14 Aug 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was identified in Tenda TX3 16.03.13.11_multi_TDE01. Affected by this vulnerability is an unknown functionality of the file /goform/fast_setting_wifi_set. The manipulation of the argument ssid leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-121, CWE-119

Which versions are affected by CVE-2025-8958?

It affects 1 product.

Products include Tenda Tx3 Firmware.

How do I fix CVE-2025-8958?

No fix has been published for CVE-2025-8958 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-8958 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-8958 exists.

Sources

Also known as GHSA-95jj-h566-w37p.