CVE-2026-123957
CRITICAL
NVD
CVSS Score
9.9
Severity
CRITICAL
Published
Nov 07, 2026
Vendor
unknown
Description
A vulnerability was determined in TOTOLINK CA300-PoE 6.2c.884. Impacted is the function setIpQosRules of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument ipStart causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.