What’s Vulnerable › Vulnerabilities

CVE-2026-9427: Edimax EW-7438RPn webs formWlSiteSurvey stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-25 · updated 2026-07-23
• Weakness: CWE-119

Description

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.

Affected products

• Edimax EW-7438RPn: 1.31

References

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

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