CVE-2026-123958
CRITICAL
NVD
CVSS Score
9.9
Severity
CRITICAL
Published
Nov 07, 2026
Vendor
unknown
Description
A vulnerability was identified in TOTOLINK CA300-PoE 6.2c.884. The affected element is the function setLanConfig of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument lanDns/lanSecDns/langType leads to buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might be used.