Vulnerability Description
A flaw has been found in TOTOLINK A800R 4.1.2cu.5137_B20200730. Affected by this vulnerability is the function setParentalRules of the file /cgi-bin/cstecgi.cgi of the component firewall.so. Executing a manipulation of the argument urlKeyword can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/panda666-888/vuls/blob/main/totolink/a800r/setParentalRules.m
- https://vuldb.com/cve/CVE-2026-19815
- https://vuldb.com/submit/869442
- https://vuldb.com/vuln/389951
- https://vuldb.com/vuln/389951/cti
- https://www.totolink.net/
FAQ
What is CVE-2026-19815?
CVE-2026-19815 is a vulnerability with a CVSS score of 8.8 (HIGH). A flaw has been found in TOTOLINK A800R 4.1.2cu.5137_B20200730. Affected by this vulnerability is the function setParentalRules of the file /cgi-bin/cstecgi.cgi of the component firewall.so. Executing...
How severe is CVE-2026-19815?
CVE-2026-19815 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-19815?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.