CVE-2026-9359 - Edimax EW-7438RPn POST Request formHwSet command injection

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MEDIUM

Edimax EW-7438RPn POST Request formHwSet command injection

Published May 24, 2026

5.3

MEDIUM

CVSS 4.0

EPSS 2.38%

Description

A vulnerability was identified in Edimax EW-7438RPn 1.28a. Affected by this vulnerability is the function formHwSet of the file /goform/formHwSet of the component POST Request Handler. The manipulation of the argument Anntena/Mcs/regDomain/nic0Addr/nic1Addr/wlanAddr/wanAddr/wlanSSID/wlanChan/comd/initgain/txcck/txofdm leads to command injection. The attack can be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Vendor Edimax Product EW-7438RPn Default
n/a
- Version
  1.28a
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Edimax

EW-7438RPn

n/a

Version	Status	Constraints
1.28a	affected	-

Remediation

No remediation recorded yet.

Weaknesses (2)

CWE-74

CWE-77

References (5)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-31570
Advisory
https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7438RPn-Mini-formHwSet-34b53a41781f80b98d10f0da699f2236?source=copy_link
exploit
https://vuldb.com/submit/811540
third-party-advisory
https://vuldb.com/vuln/365322
vdb-entrytechnical-description
https://vuldb.com/vuln/365322/cti
signaturepermissions-required

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-31570		Advisory
https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7438RPn-Mini-formHwSet-34b53a41781f80b98d10f0da699f2236?source=copy_link		exploit
https://vuldb.com/submit/811540		third-party-advisory
https://vuldb.com/vuln/365322		vdb-entrytechnical-description
https://vuldb.com/vuln/365322/cti		signaturepermissions-required