Web - Client

Hi everyone can you give me any hint in this challenge i tried all possible character or filter bypass i had nothing can you help me thanks a lot

it works with jscolor

Hi, guys.
I can insert my own value on the board through the cookie but can’t trigger an alert.
Please give me a clue is this a right vector or I have to bypassing filter in message field?
And the admin-section... It looks wierd.