CVE-2026-124057 – TOTOLINK CA300-PoE cstecgi.cgi setWiFiMultipleConfig buffer overflow

​CVE ID :CVE-2026-124057

Published : Nov. 7, 2026, 6:17 p.m. | 1 hour, 56 minutes ago

Description :A security flaw has been discovered in TOTOLINK CA300-PoE 6.2c.884. This impacts the function setWiFiMultipleConfig of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument Key1Str1 results in buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

Severity: 9.1 | CRITICAL

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