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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.

PUBLISHED Reserved 2026-05-23 | Published 2026-05-24 | Updated 2026-05-26 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Command Injection

Injection

Product status

1.28a
affected

Timeline

2026-05-23:Advisory disclosed
2026-05-23:VulDB entry created
2026-05-23:VulDB entry last update

Credits

yhryhryhr_miemie (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/365322 (VDB-365322 | Edimax EW-7438RPn POST Request formHwSet command injection) vdb-entry technical-description

vuldb.com/vuln/365322/cti (VDB-365322 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/811540 (Submit #811540 | EDIMAX EW-7438RPn Mini EW-7438RPn Mini Firmware 1.28a (Version : 1.28a) Command Injection) third-party-advisory

lavender-bicycle-a5a.notion.site/...99f2236?source=copy_link exploit

cve.org (CVE-2026-9359)

nvd.nist.gov (CVE-2026-9359)

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