CVE-2026-9424 Details
Description
A weakness has been identified in Edimax EW-7438RPn 1.31. The affected element is the function formWlanMP of the file /goform/formWlanMP of the component Content-Type Handler. Executing a manipulation of the argument ateFunc/ateGain/ateTxCount/ateChan/ateRate/ateMacID/e2pTxPower1/e2pTxPower2/e2pTxPower3/e2pTxPower4/e2pTxPower5/e2pTxPower6/e2pTxPower7/e2pTx2Power1/e2pTx2Power2/e2pTx2Power3/e2pTx2Power4/e2pTx2Power5/e2pTx2Power6/e2pTx2Power7/ateTxFreqOffset/ateMode/ateBW/ateAntenna/e2pTxFreqOffset/e2pTxPwDeltaB/e2pTxPwDeltaG/e2pTxPwDeltaMix/e2pTxPwDeltaN/readE2P can lead to os command injection. The attack may be launched remotely. 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.
An OS command injection vulnerability has been identified in the Edimax EW-7438RPn extender, specifically in version 1.31. The issue arises in the Content-Type Handler, within the 'formWlanMP' function of the '/goform/formWlanMP' file. The vulnerability allows remote attackers to execute arbitrary operating system commands by manipulating various arguments related to Wi-Fi performance and configuration. This exploitation can be carried out through crafted HTTP requests.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 25, 2026CISA-ADP
Assessed May 27, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_7/7.md | [email protected] | ExploitTechnical Description |
| https://vuldb.com/submit/813891 | [email protected] | Permission Required |
| https://vuldb.com/vuln/365405 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/365405/cti | [email protected] | AdvisoryPermission Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-77 | Improper Neutralization of Special Elements used in a Command ('Command Injection') | [email protected] |
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Edimax EW-7438RPn | 1.31 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 25, 2026 | New CVE Received | [email protected] |