X (Formerly Twitter): User input validation can lead to DOS

Hi Security Team, Summary: There is no limit to the number of characters on phone numbers and using this you can perform a DOS Attack Description: On the input form of phone number in https://twitter.com/account/complete there's no Input validation using this you can send more payload and may cau...

X (Formerly Twitter): Sub-Domain Takeover

Hey ! Your subdomain web.mopub.com is pointing to DYN but you have not claimed it on DYN end. So what happens here is actually that, since web.mopub.com is pointing to DYN, DYNis actually checking if there's a host with that name. Which in this case was not true. So I was able to claim the domain...

X (Formerly Twitter): Reporting user's profile by using another people's ID

Hello , I'm Hussein .. Here is the video of the POC : https://www.youtube.com/watch?v=1UQmGRfDoYE The link I used in the video : https://twitter.com/safety/reportstory?source=reportprofile&reporteduserid=ID TO REPORT&reporteruserid=REPORTER's ID Please fix this fastly : Thanks, Good day :...

X (Formerly Twitter): POODLE Bug: 199.16.156.44, 199.16.156.108, mx4.twitter.com

Hi! Looks like there is SSLv3 Padding Oracle vuln on: 199.16.156.44, 199.16.156.108, mx4.twitter.com...

X (Formerly Twitter): Open redirection in fabric.io

Hi dear, Once the person is logged into his account he can be redirected to any website . https://www.fabric.io/login?redirecturl=@ for example : https://www.fabric.io/[email protected] Tested on updated firefox and chrome...