HIGH 7.4 NVD
CVE-2026-19844
A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137_B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the com
A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137_B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could be used.
References
- https://github.com/panda666-888/vuls/blob/main/totolink/a800r/setRadvdCfg.md
- https://vuldb.com/cve/CVE-2026-19844
- https://vuldb.com/submit/869443
- https://vuldb.com/vuln/389980
- https://vuldb.com/vuln/389980/cti
This high severity vulnerability with a CVSS score of 7.4 was published on 2026-08-14 via NVD.
vulnfeed aggregates 10939 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.