CVE-2026-9346

HIGH

Edimax EW-7438RPn webs formWirelessTbl buffer overflow

Title source: cna
STIX 2.1

Description

A flaw has been found in Edimax EW-7438RPn up to 1.31. This impacts the function formWirelessTbl of the file /goform/formWirelessTbl of the component webs. Executing a manipulation of the argument submit-url can lead to buffer overflow. The attack may be performed from remote. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-365309 | Edimax EW-7438RPn webs formWirelessTbl buffer overflow
https://vuldb.com/vuln/365309
Signature, Permissions Required signature permissions-required
VDB-365309 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/365309/cti
Third Party Advisory third-party-advisory
Submit #813888 | Edimax EW-7438RPn 1.31 Stack-based Buffer Overflow
https://vuldb.com/submit/813888
Third Party Advisory third-party-advisory
Submit #811541 | EDIMAX EW-7438RPn Mini EW-7438RPn Mini Firmware 1.28a (Version : 1.28a) Buffer Overflow (Duplicate)
https://vuldb.com/submit/811541

Scores

CVSS v3 8.8
EPSS 0.0059
EPSS Percentile 43.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-120
Status published
Products (32)
Edimax/EW-7438RPn 1.0
Edimax/EW-7438RPn 1.1
Edimax/EW-7438RPn 1.10
Edimax/EW-7438RPn 1.11
Edimax/EW-7438RPn 1.12
Edimax/EW-7438RPn 1.13
Edimax/EW-7438RPn 1.14
Edimax/EW-7438RPn 1.15
Edimax/EW-7438RPn 1.16
Edimax/EW-7438RPn 1.17
... and 22 more
Published May 24, 2026
Tracked Since May 24, 2026