NVD security advisoryCritical
Critical advisory for A vulnerability was detected in TOTOLINK
CVE-2026-121599 · Reported 4 Nov 2026
Full advisory details, affected packages, severity context, and original source.
Affected technology
A vulnerability was detected in TOTOLINKAffected product
Advisory overview
A vulnerability was detected in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected is the function setWiFiMultipleConfig/delWiFiMultipleConfig of the file /cgi-bin/cstecgi.cgi of the component Multi-SSID Configuration. The manipulation of the argument wepkey2/wepkey3 results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.