Well, he doesn't have an exact weakness, like superman to kriptonite. But, he isn't unstoppable. So, he doesn't really have one.
his weakness was a guy named peter griffin
spiderman mans weakness are anyone like Mary Jane or his aunt may
Kryptonite
its light
Marry Jane Watson is spiderman's weakness because he is in love with her
he has many of them
nothing
ierman
tupa
doctor otopus
yes
Iceman and Firestar