CVE-2026-19812
HIGH
NVD
CVSS Score
8.8
Severity
HIGH
Published
Aug 14, 2026
Vendor
unknown
Description
A weakness has been identified in TOTOLINK A800R 4.1.2cu.5137_B20200730. This affects the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi of the component product.so. This manipulation of the argument File causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.