CVE-2026-9343 Edimax EW-7438RPn webs formWpsStart os command injection
Remote attackers can execute arbitrary OS commands via the pinCode argument in the formWpsStart function of Edimax EW-7438RPn devices.
- 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-2026-9343?
CVE-2026-9343 is a medium-severity command injection vulnerability in Edimax EW-7438RPn, published on 23 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A weakness has been identified in Edimax EW-7438RPn up to 1.31. The affected element is the function formWpsStart of the file /goform/formWpsStart of the component webs. This manipulation of the argument pinCode causes os command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2026-9343?
How do I fix CVE-2026-9343?
No fix has been published for CVE-2026-9343 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-9343 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-9343 exists.
Sources
Also known as GHSA-5fv5-xxvr-vx32.