CVE-2026-9427

HIGH 8.8

Edimax EW-7438RPn webs formWlSiteSurvey stack-based overflow

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

13th

A flaw has been found in Edimax EW-7438RPn 1.31. This impacts the function formWlSiteSurvey of the file /goform/formWlSiteSurvey of the component webs. This manipulation of the argument selSSID/submit-url causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-121 CWE-119
Vendor	edimax
Product	ew-7438rpn
Published	May 25, 2026
Last Updated	May 26, 2026

Stay Ahead of the Next One

Get instant alerts for edimax ew-7438rpn

Be the first to know when new high vulnerabilities affecting edimax ew-7438rpn are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Edimax / EW-7438RPn

1.31

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/365408 vuldb.com: https://vuldb.com/vuln/365408/cti vuldb.com: https://vuldb.com/submit/813895 github.com: https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_11/11.md

Credits

🔍 Buoy (VulDB User) VulDB CNA Team