CVE-2026-9427 PUBLISHED

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.

• Buoy (VulDB User) reporter
• VulDB CNA Team coordinator

• VDB-365408 | Edimax EW-7438RPn webs formWlSiteSurvey stack-based overflow
• VDB-365408 | CTI Indicators (IOB, IOC, IOA)
• Submit #813895 | Edimax EW-7438RPn 1.31 Stack-based Buffer Overflow
• https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_11/11.md

• Stack-based Buffer Overflow CWE
• Memory Corruption CWE