CVE-2026-9347: edimax ew-7438rpn Command Injection

Vulnerability summary

CVE-2026-9347 is a medium (CVSS 6.5) Command Injection vulnerability in edimax ew-7438rpn. EPSS estimates a 3.12% chance of exploitation in the next 30 days, higher than 87.7% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 24-05-2026
   PublishedVulnerability first disclosed.
2. 26-05-2026
   Last modifiedVulnerability information updated.

Description

A vulnerability has been found in Edimax EW-7438RPn up to 1.31. Affected is the function formWizSurvey of the file /goform/formWizSurvey of the component webs. The manipulation of the argument ip/mask/gateway leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.