A vulnerability classified as critical has been found in Edimax BR-6675nD 1.12 . Affected by this vulnerability is the function formPPPoESetup of the file /goform/formPPPoESetup of the component POST Request Handler . Performing a manipulation of the argument pppUserName results in buffer overflow. This vulnerability was named CVE-2026-9381 . 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