CVE-2026-19812
High · 8.8CVSS
8.8
EPSS
0.9%
Published
Aug 14, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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