CVE-2026-19959: Edimax EW-7478APC formWanTcpipSetup stack-based overflow
A weakness has been identified in Edimax EW-7478APC 1.04. This affects the function formWanTcpipSetup of the file /goform/formWanTcpipSetup. This manipulation of the argument pppUserName causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-19959?
CVE-2026-19959 has a critical severity score of 9.9.
How do I fix CVE-2026-19959?
To fix CVE-2026-19959, update the Edimax EW-7478APC to the latest firmware version provided by the manufacturer.
What type of vulnerability is CVE-2026-19959?
CVE-2026-19959 is identified as a stack-based buffer overflow vulnerability.
Can CVE-2026-19959 be exploited remotely?
Yes, CVE-2026-19959 can be exploited remotely, allowing attackers to execute malicious code.
What component of the Edimax EW-7478APC is affected by CVE-2026-19959?
CVE-2026-19959 affects the formWanTcpipSetup function in the /goform/formWanTcpipSetup file.