CVE-2026-5853
CRITICAL
NVD
CVSS Score
9.8
Severity
CRITICAL
Published
Apr 09, 2026
Vendor
unknown
Description
A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this vulnerability is the function setIpv6LanCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument addrPrefixLen leads to os command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.