CVE-2026-121600 | TOTOLINK A950RG 4.1.2cu.5268_B20221104 MAC Filter /cgi-bin/cstecgi.cgi setMacFilterRules addEffect stack-based overflow

November 3, 2026 Yanac

A vulnerability marked as very critical has been reported 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.

This vulnerability is handled as CVE-2026-121600. The attack can be initiated remotely. Additionally, an exploit exists.VulDB Recent EntriesRead More