A vulnerability, which was classified as critical , has been found in Edimax EW-7438RPn 1.31 . Affected by this issue is the function formLicence of the file /goform/formLicence . This manipulation of the argument submit-url causes stack-based buffer overflow. This vulnerability appears as CVE-2026-9463 . The attack may be initiated remotely. In addition, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.