CVE-2026-19847

Description

A security flaw has been discovered in TOTOLINK A800R 4.1.2cu.5137_B20200730. Affected is the function setWiFiWpsConfig of the file /cgi-bin/cstecgi.cgi of the component wps.so. The manipulation of the argument pin results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

CVSS Vector

References

• https://github.com/panda666-888/vuls/blob/main/totolink/a800r/setWiFiWpsConfig.md
• https://vuldb.com/cve/CVE-2026-19847
• https://vuldb.com/submit/869457
• https://vuldb.com/vuln/389983
• https://vuldb.com/vuln/389983/cti
• https://www.totolink.net/