CVE-2026-77945: TRENDnet Tew-821dap

High severity, CVSS 7.4. EPSS: 1.8% chance of exploitation in the next 30 days.

A vulnerability was found in TRENDnet TEW-821DAP 2.2.01b05. Affected is an unknown function of the file /cgi-bin/upload.cgi of the component ssi. Performing a manipulation of the argument filename results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used.

Affected products

• TRENDnet Tew-821dap: version 2.2.01b05 only

Published 2026-08-22. Last modified 2026-08-25.