CVE-2026-7611 | TRENDnet TEW-821DAP up to 1.12B01 Firmware Update cameo_dev.sh platform_do_upgrade_cameo_dev data authenticity

A vulnerability marked as problematic has been reported in TRENDnet TEW-821DAP up to 1.12B01. This impacts the function platform_do_upgrade_cameo_dev of the file cameo_dev.sh of the component Firmware Update Handler. Performing a manipulation results in insufficient verification of data authenticity. This vulnerability only affects products that are no longer supported by the maintainer.

This vulnerability is reported as CVE-2026-7611. The attack is possible to be carried out remotely. No exploit exists.

The vendor explains: “That firmware version will only work on our hardware version v1.xR. We have already EOL that product 8 years ago and are no longer selling”.