apps.paypal.com vulnerable to xss

PoC

Their Reply :

helpouts.google.com Reflected (XSS)

PoC

 and google security team  reward me $3133.7  :D

and got  listed in their HOF

thanks google security team  <3

Third bug telekom.com "Reflected XSS"

PoC

the Bug valid by Telecom  security team  and fixed now , Their reply :

one from telekom.de highly sensitive services vulnerable to persistent xss

i've reported  critical bug to telekom.de , one from more  highly sensitive service

i got this reply

then i got listed in the their hall of fame

Ironically the vulnerability still not fixed , i don't know what happened , for this reason i didn't publish the POC

yandex again ; developer.store.yandex.com (xss)

PoC

hahahahaha , you know what the reply bro