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JsTypeHax

Wii U browser exploit for system version 5.5.2 and 5.5.3.
This PoC currently uses the homebrew launcher 1.4 payload, you can find the original file here .
To create a own usable payload, grab any code550.bin and wiiuhaxx_loader.bin from the wiiuhaxx_common repo and place it in root of this repo. Afterwards you can convert it to a JS arrays using codebin2js.py, replace line 53-56 on the index.html with this output.

Dependencies

Python 3

The bug

CVE-2013-2857, Use after free https://bugs.chromium.org/p/chromium/issues/detail?id=240124 .