CVE-2026-10122 TRENDnet TEW-432BRP formSetProtocolFilter stack-based overflow

High 8.7 Published Updated

Remote attackers can trigger a stack-based buffer overflow in the protocol filter form, potentially executing code or crashing the device.

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-2026-10122?

CVE-2026-10122 is a high-severity memory corruption vulnerability in TRENDnet TEW-432BRP, published on 30 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability has been found in TRENDnet TEW-432BRP 3.10B20. This affects the function formSetProtocolFilter of the file /goform/formSetProtocolFilter. Such manipulation of the argument protocol_name leads to stack-based buffer overflow. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor explains: "This product has been EOL for 15 years (since 2009). As the item has been EOL for such a long time, we are not able to replicate or fix any vulnerabilities." This vulnerability only affects products that are no longer supported by the maintainer.

Weakness: CWE-121, CWE-119

Which versions are affected by CVE-2026-10122?

How do I fix CVE-2026-10122?

No fix has been published for CVE-2026-10122 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-2026-10122 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-10122 exists.

Sources

Also known as GHSA-6r98-67vc-rxpc.

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