NVD security advisoryCritical
Critical advisory for A flaw
CVE-2026-121600 · Reported 4 Nov 2026
Full advisory details, affected packages, severity context, and original source.
Affected technology
A flawAffected product
Advisory overview
A flaw has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this vulnerability is the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the component MAC Filter Handler. This manipulation of the argument addEffect causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.