CVE-2026-121599

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.

• CWE-119
• CWE-121

• https://gist.github.com/H3rmesk1t/44673654282c9b21bc8971bab7e4b8a3
• https://vuldb.com/cve/CVE-2026-121599
• https://vuldb.com/submit/1022561
• https://vuldb.com/vuln/430441
• https://vuldb.com/vuln/430441/cti
• https://www.totolink.net/

Published

Nov 4, 2026

Last Modified

Nov 4, 2026

Status

Deferred

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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