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CVE-2026-9345

Edimax EW-7438RPn webs formWizSurvey buffer overflow

HIGH

8.8

CVSS Score

Published: May 24, 2026 at 12:15 AM UTC

Updated: July 23, 2026 at 07:32 PM UTC

1 product affected across 1 vendorEW-7438RPn

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Severity

HIGH8.8

Exploit prediction

EPSS 0.5%

SSVC

PoC

Description

A vulnerability was detected in Edimax EW-7438RPn up to 1.31. This affects the function formWizSurvey of the file /goform/formWizSurvey of the component webs. Performing a manipulation of the argument ssid/manualssid/ip/mask/gateway results in buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

EW-7438RPn · Edimax

60%

1.0 1.1 1.10 1.11 1.12 1.13 1.14 1.15 1.16 1.17 1.18 1.19 1.2 1.20 1.21 1.22 1.23 1.24 1.25 1.26 1.27 1.28 1.29 1.3 1.30 1.31 1.4 1.5 1.6 1.7 1.8 1.9

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical Description

Source: cverecord

https://vuldb.com/vuln/365308

SignaturePermissions Required

Source: cverecord

https://vuldb.com/vuln/365308/cti

Third Party Advisory

Source: cverecord

https://vuldb.com/submit/813886

Third Party Advisory

Source: cverecord

https://vuldb.com/submit/811542

Exploit

Source: cverecord

https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_3/3.md

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-120CWE-119

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