CVE-2026-19812 — TOTOLINK A800R product.so cstecgi.cgi UploadCustomModule stack-based overflow
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.s…
Published: 2026-08-14 · CVSS: 8.7 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7