CVE-2026-71958 | D-Link DWR-M961 up to 1.1.5_C1_202607071107 Quicksetup quicksetup.cgi test4/ssid2/username buffer overflow

A vulnerability was found in D-Link DWR-M961 up to 1.1.5_C1_202607071107. It has been rated as very critical. Impacted is an unknown function of the file quicksetup.cgi of the component Quicksetup. This manipulation of the argument test4/ssid2/username causes buffer overflow.

This vulnerability is registered as CVE-2026-71958. Remote exploitation of the attack is possible. No exploit is available.

Upgrading the affected component is advised.