Top reports from Twitter program at HackerOne:
- Potential pre-auth RCE on Twitter VPN to Twitter - 1157 upvotes, $20160
- Bypassing Digits origin validation which leads to account takeover to Twitter - 587 upvotes, $5040
- CRLF injection to Twitter - 423 upvotes, $2940
- Read-only application can publish/delete fleets to Twitter - 394 upvotes, $7700
- Blind XSS on Twitter's internal Big Data panel at █████████████ to Twitter - 338 upvotes, $5040
- Private list members disclosure via GraphQL to Twitter - 324 upvotes, $2940
- [Urgent] Invalidating OAuth2 Bearer token makes TweetDeck unavailable to Twitter - 319 upvotes, $5040
- Bypass Password Authentication for updating email and phone number - Security Vulnerability to Twitter - 260 upvotes, $700
- Insufficient OAuth callback validation which leads to Periscope account takeover to Twitter - 259 upvotes, $5040
- Insufficient validation on Digits bridge to Twitter - 251 upvotes, $5040
- XXE on sms-be-vip.twitter.com in SXMP Processor to Twitter - 250 upvotes, $10080
- XSS via Direct Message deeplinks to Twitter - 227 upvotes, $2940
- XSS and Open Redirect on MoPub Login to Twitter - 225 upvotes, $1540
- Stored XSS on reports. to Twitter - 208 upvotes, $700
- Github Account hijack through broken link in developer.twitter.com to Twitter - 208 upvotes, $280
- Periscope android app deeplink leads to CSRF in follow action to Twitter - 204 upvotes, $1540
- Account Takeover in Periscope TV to Twitter - 194 upvotes, $7560
- XSS and cache poisoning via upload.twitter.com on ton.twitter.com to Twitter - 192 upvotes, $2520
- Verify any unused email address to Twitter - 188 upvotes, $560
- Discoverability by phone number/email restriction bypass to Twitter - 182 upvotes, $5040
- protected Tweet settings overwritten by other settings to Twitter - 174 upvotes, $1540
- Takeover of Twitter-owned domain at mobileapplinking.com to Twitter - 157 upvotes, $0
- Twitter ID exposure via error-based side-channel attack to Twitter - 148 upvotes, $1470
- character limitation bypass can lead to DoS on Twitter App and 500 Internal Server Error to Twitter - 138 upvotes, $560
- url that twitter mobile site can not load to Twitter - 136 upvotes, $1120
- Reflected XSS in twitterflightschool.com to Twitter - 132 upvotes, $1120
- Highly wormable clickjacking in player card to Twitter - 129 upvotes, $5040
- Twitter Periscope Clickjacking Vulnerability to Twitter - 126 upvotes, $1120
- Incorrect param parsing in Digits web authentication to Twitter - 122 upvotes, $2520
- XSS via referrer parameter to Twitter - 119 upvotes, $0
- [URGENT] Opportunity to publish tweets on any twitters account to Twitter - 116 upvotes, $7560
- Changing email address on Twitter for Android unsets "Protect your Tweets" to Twitter - 116 upvotes, $2940
- Vine all registered user Private/sensitive information disclosure .[ Ip address/phone no/email and many other informations ] to Twitter - 114 upvotes, $7560
- IDOR and statistics leakage in Orders to Twitter - 109 upvotes, $289
- Bypassing Digits web authentication's host validation with HPP to Twitter - 104 upvotes, $2520
- Ability to perform actions (Tweet, Retweet, DM) and other actions, unauthenticated, on any account with SMS enabled. to Twitter - 98 upvotes, $0
- Safe Redirect Bypass to Twitter - 93 upvotes, $560
- Blind XSS on Twitter's internal Jira panel at ████ allows exfiltration of hackers reports and other sensitive data to Twitter - 91 upvotes, $5040
- Attacker can get vine repost user all informations even Ip address and location . to Twitter - 89 upvotes, $5040
- Bypassing Digits bridge origin validation to Twitter - 89 upvotes, $5040
- Creating malformed URLs via new line character in-between two URLs leads to misrepresented hyperlinks in Tweets/DMs to Twitter - 89 upvotes, $560
- Github Token Leaked publicly for https://github.com/mopub to Twitter - 86 upvotes, $1540
- Twitter lite(Android): Vulnerable to local file steal, Javascript injection, Open redirect to Twitter - 86 upvotes, $1120
- Denial of Service | twitter.com & mobile.twitter.com to Twitter - 86 upvotes, $1120
- Remote Unrestricted file Creation/Deletion and Possible RCE. to Twitter - 85 upvotes, $0
- Persistent DOM-based XSS in https://help.twitter.com via localStorage to Twitter - 82 upvotes, $1120
- [Studio.twitter.com] See someone else pics to Twitter - 81 upvotes, $5040
- Html Injection and Possible XSS in sms-be-vip.twitter.com to Twitter - 81 upvotes, $420
- [CRITICAL] Full account takeover using CSRF to Twitter - 79 upvotes, $5040
- Incorrect details on OAuth permissions screen allows DMs to be read without permission to Twitter - 73 upvotes, $2940
- Multiple XSS on account settings that can hijack any users in the company. to Twitter - 70 upvotes, $700
- [dev.twitter.com] XSS and Open Redirect to Twitter - 66 upvotes, $1120
- Multiple DOMXSS on Amplify Web Player to Twitter - 65 upvotes, $2520
- CSRF on Periscope Web OAuth authorization endpoint to Twitter - 65 upvotes, $2520
- Denial of Service [Chrome] to Twitter - 65 upvotes, $560
- Viral Direct Message Clickjacking via link truncation leading to capture of both Google credentials & installation of malicious 3rd party Twitter App to Twitter - 64 upvotes, $1120
- Protected tweets exposure through the URL to Twitter - 64 upvotes, $560
- Subdomain takeover of images.crossinstall.com to Twitter - 63 upvotes, $0
- Blind XSS in Mobpub Marketplace Admin Production | Sentry via demand.mopub.com (User-Agent) to Twitter - 61 upvotes, $840
- Chained open redirects and use of Ideographic Full Stop defeat Twitter's approach to blocking links to Twitter - 57 upvotes, $560
- NO username used in authenthication to www.mopub.com leading to direct password submission which has unlimited submission rate. to Twitter - 56 upvotes, $280
- Subdomain takeover on dev-admin.periscope.tv to Twitter - 54 upvotes, $0
- HTTP Response Splitting (CRLF injection) in report_story to Twitter - 52 upvotes, $3500
- Periscope iOS app CSRF in follow action due to deeplink to Twitter - 52 upvotes, $2940
- Bypass Password Authentication to Update the Password to Twitter - 51 upvotes, $700
- DOMXSS in Tweetdeck to Twitter - 50 upvotes, $1120
- reverb.twitter.com redirects to vulnerable reverb.guru to Twitter - 50 upvotes, $560
- Ability to add arbitrary images/descriptions/titles to ohter people's issues via IDOR on getrevue.co to Twitter - 50 upvotes, $0
- Stealing User emails by clickjacking cards.twitter.com/xxx/xxx to Twitter - 49 upvotes, $1120
- Tracking of users on third-party websites using the Twitter cookie, due to a flaw in authenticating image requests to Twitter - 49 upvotes, $1120
- Ability to bruteforce mopub account’s password due to lack of rate limitation protection using {ip rotation techniques} to Twitter - 49 upvotes, $420
- DOM based cookie bomb to Twitter - 49 upvotes, $280
- Open Redirect on https://www.twitterflightschool.com/widgets/experience?destination_url=https://evil.com to Twitter - 49 upvotes, $0
- Bypassing callback_url validation on Digits to Twitter - 47 upvotes, $2520
- csp bypass + xss to Twitter - 47 upvotes, $1120
- Opportunity to obtain private tweets through search widget preview caches to Twitter - 47 upvotes, $1120
- Cross-site scripting (reflected) to Twitter - 45 upvotes, $2520
- View liked twits of private account via publish.twitter.com to Twitter - 44 upvotes, $1260
- [dev.twitter.com] XSS and Open Redirect Protection Bypass to Twitter - 44 upvotes, $1120
- URGENT - Subdomain Takeover on media.vine.co due to unclaimed domain pointing to AWS to Twitter - 41 upvotes, $1680
- Periscope-all Firebase database takeover to Twitter - 41 upvotes, $560
- Open Redirect to Twitter - 40 upvotes, $420
- Bypass t.co link shortener in Twitter direct messages to Twitter - 39 upvotes, $560
- niche s3 buckets are readable/writeable/deleteable by authorized AWS users to Twitter - 38 upvotes, $700
- XSS on https://app.mopub.com/reports/custom/add/ [new-d1] to Twitter - 38 upvotes, $280
- CSRF on cards API to Twitter - 37 upvotes, $280
- [IDOR][translate.twitter.com] Opportunity to change any comment at the forum to Twitter - 36 upvotes, $1120
- Wrong Interpretation of URL encoded characters, showing different punny code leads to redirection on different domain to Twitter - 36 upvotes, $560
- Urgent : Unauthorised Access to Media content of all Direct messages and protected tweets(Indirect object reference) to Twitter - 36 upvotes, $420
- Twitter iOS fails to validate server certificate and sends oauth token to Twitter - 35 upvotes, $2100
- CSRF on https://www.niche.co leads to "account disconnection" to Twitter - 35 upvotes, $0
- 2 Subdomains Takeover at readfu.com to Twitter - 33 upvotes, $0
- [staging-engineering.gnip.com] Publicly accessible GIT directory to Twitter - 32 upvotes, $280
- Listing of Amazon S3 Bucket accessible to any amazon authenticated user (metrics.pscp.tv) to Twitter - 31 upvotes, $140
- 暴力破解用户密码没有速率控制 to Twitter - 30 upvotes, $700
- HTTP 401 response injection on "amp.twimg.com/amplify-web-player/prod/source.html" through "image_src" parameter to Twitter - 30 upvotes, $560
- Accepting error message on twitter sends you to attacker site to Twitter - 30 upvotes, $560
- Android WebViews in Twitter app are vulnerable to UXSS due to configuration and CVE-2020-6506 to Twitter - 30 upvotes, $560
- GNIP subdomain take over to Twitter - 30 upvotes, $0
- Bypass Password Authentication to Update the Password to Twitter - 30 upvotes, $0
- CRLF and XSS stored on ton.twitter.com to Twitter - 28 upvotes, $1680
- [sms-be-vip.twitter.com] vulnerable to Jetleak to Twitter - 28 upvotes, $1260
- Delete direct message history without access the proper conversation_id to Twitter - 27 upvotes, $560
- POODLE SSLv3 bug on multiple twitter smtp servers (mx3.twitter.com,199.59.148.204,199.16.156.108 and 199.59.148.204) to Twitter - 27 upvotes, $280
- HTTP Response Splitting (CRLF injection) due to headers overflow to Twitter - 26 upvotes, $2800
- Reset password without knowing current password to Twitter - 26 upvotes, $0
- Information Disclosure through .DS_Store in ██████████ to Twitter - 25 upvotes, $560
- [Critical] - Steal OAuth Tokens to Twitter - 24 upvotes, $840
- cookie injection allow dos attack to periscope.tv to Twitter - 24 upvotes, $560
- Twitter Media Studio Source Information Disclosure With Analyst Role to Twitter - 24 upvotes, $560
- Remote 0click exfiltration of Safari user's IP address to Twitter - 24 upvotes, $560
- Open Redirect Protection Bypass to Twitter - 24 upvotes, $280
- Information Exposure Through Directory Listing vulnerability on 8 vcache**.usw2.snappytv.com websites to Twitter - 24 upvotes, $0
- Twitter for android is exposing user's location to any installed android app to Twitter - 23 upvotes, $560
- Vine - overwrite account associated with email via android application to Twitter - 23 upvotes, $280
- CVE-2017-15277 on Profile page to Twitter - 23 upvotes, $0
- CSRF and probable account takeover on https://www.niche.co to Twitter - 23 upvotes, $0
- CORS misconfig | Account Takeover to Twitter - 22 upvotes, $0
- File Upload XSS in image uploading of App in mopub to Twitter - 21 upvotes, $560
- http request smuggling in pscp.tv and periscope.tv to Twitter - 21 upvotes, $560
- [Bypass fixed #664038 and #519059] Application settings change settings that have been set by the user to Twitter - 21 upvotes, $560
- Stored XSS in https://app.mopub.com to Twitter - 21 upvotes, $280
- Unauthorized Access to Protected Tweets via niche.co API to Twitter - 21 upvotes, $0
- Identify the mobile number of a twitter user to Twitter - 20 upvotes, $560
- Improper session handling on web browsers to Twitter - 19 upvotes, $560
- Improper Host Detection During Team Up on tweetdeck.twitter.com to Twitter - 19 upvotes, $280
- Twitter Source Label allow 'mongolian vowel separator' U+180E (app name) to Twitter - 18 upvotes, $560
- Link-shortener bypass (regression on fix for #1032610) to Twitter - 18 upvotes, $560
- [██████████.gnip.com] .htpasswd disclosure to Twitter - 18 upvotes, $280
- Sensitive Information Disclosure https://cards-dev.twitter.com to Twitter - 18 upvotes, $280
- ms5 debug page exposing internal info (internal IPs, headers) to Twitter - 18 upvotes, $280
- AppLovin API Key hardcoded in a Github repo to Twitter - 18 upvotes, $280
- XSS on OAuth authorize/authenticate endpoint to Twitter - 17 upvotes, $2520
- lack of input validation that can lead Denial of Service (DOS) to Twitter - 17 upvotes, $560
- Protected Tweets setting overridden by Android app to Twitter - 16 upvotes, $560
- XSS using javascript:alert(8007) to Twitter - 15 upvotes, $280
- SSRF in https://cards-dev.twitter.com/validator to Twitter - 15 upvotes, $280
- http request smuggling in twitter.com to Twitter - 15 upvotes, $0
- No Rate Limit in email leads to huge Mass mailings to Twitter - 14 upvotes, $140
- iOS app crashed by specially crafted direct message reactions to Twitter - 13 upvotes, $560
- PI leakage By Brute Forcing and Phone number deleting without using password to Twitter - 13 upvotes, $0
- xss in link items (mopub.com) to Twitter - 12 upvotes, $560
- Html Injection and Possible XSS via MathML to Twitter - 12 upvotes, $0
- IDOR- Activate Mopub on different organizations- steal api token- Fabric.io to Twitter - 11 upvotes, $5040
- [Gnip Blogs] Reflected XSS via "plupload.flash.swf" component vulnerable to SOME to Twitter - 11 upvotes, $560
- User input validation can lead to DOS to Twitter - 11 upvotes, $560
- Delete direct message history without access the proper conversation_id to Twitter - 11 upvotes, $560
- The Deleted Polls is Still Accessable after 30 Days to Twitter - 11 upvotes, $560
- Access MoPub Reports Data even after Company removed you from their MoPub Account. to Twitter - 11 upvotes, $140
- leaking Digits OAuth authorization to third party websites to Twitter - 10 upvotes, $560
- Clickjacking Periscope.tv on Chrome to Twitter - 10 upvotes, $560
- login csrf in analytics.mopub.com to Twitter - 10 upvotes, $280
- HTTPS is not validating TLS mac codes to Twitter - 10 upvotes, $0
- Add tweet to collection CSRF to Twitter - 9 upvotes, $560
- [Twitter Open Source] Releases were & are built/executed/tested/released in the context of insecure/untrusted code to Twitter - 9 upvotes, $280
- Reports Modal in app.mopub.com Disclose by any user to Twitter - 8 upvotes, $280
- CSRF in twitterflightschool.com ( CAN POST ON TIMELINE WITHOUT USER PERMISSION) to Twitter - 8 upvotes, $0
- URGENT : NICHE.co Account Take Over Vulnerability to Twitter - 6 upvotes, $560
- Profile Pic padding (Length-hiding) fails due to use of GZIP to Twitter - 6 upvotes, $280
- Tweet Deck XSS- Persistent- Group DM name to Twitter - 5 upvotes, $2520
- Cross site scripting on ads.twitter.com to Twitter - 5 upvotes, $1400
- Fabric.io: Ex-admin of an organization can delete team members to Twitter - 5 upvotes, $280
- XSS in the "Poll" Feature on Twitter.com to Twitter - 5 upvotes, $280
- Sub Domain Takeover at mk.prd.vine.co to Twitter - 5 upvotes, $140
- Broken authentication and invalidated email address leads to account takeover to Twitter - 5 upvotes, $0
- Delete Credit Cards from any Twitter Account in ads.twitter.com [New Vulnerability] to Twitter - 4 upvotes, $2800
- xss in DM group name in twitter to Twitter - 4 upvotes, $700
- Improper Verification of email address while saving Account Settings to Twitter - 4 upvotes, $560
- Insecure Direct Object Reference - access to other user/group DM's to Twitter - 4 upvotes, $420
- Sub-Domain Takeover to Twitter - 4 upvotes, $280
- XSS via Fabrico Account Name to Twitter - 4 upvotes, $280
- Insecure Data Storage in Vine Android App to Twitter - 4 upvotes, $140
- List of a ton of internal twitter servers available on GitHub to Twitter - 4 upvotes, $0
- HTML/XSS rendered in Android App of Crashlytics through fabric.io to Twitter - 3 upvotes, $1400
- fabric.io - app member can make himself an admin to Twitter - 3 upvotes, $1400
- XSS in original referrer after follow to Twitter - 3 upvotes, $1400
- Open Redirect leak of authenticity_token lead to full account take over. to Twitter - 3 upvotes, $1400
- XSS in twitter.com/safety/unsafe_link_warning to Twitter - 3 upvotes, $1400
- Problem with OAuth to Twitter - 3 upvotes, $1260
- Insecure direct object reference - have access to deleted DM's to Twitter - 3 upvotes, $420
- Tweetdeck (twitter owned app) not revoked to Twitter - 3 upvotes, $280
- Urgent : Disclosure of all the apps with hash ID in mopub through API request (Authentication bypass) to Twitter - 3 upvotes, $280
- Reporting user's profile by using another people's ID to Twitter - 3 upvotes, $140
- Full Path Disclosure at 27.prd.vine.co to Twitter - 3 upvotes, $140
- Notifications can mark as read by CSRF to Twitter - 3 upvotes, $0
- Redirect URL in /intent/ functionality is not properly escaped to Twitter - 2 upvotes, $1400
- Fabric.io - an app admin can delete team members from other user apps to Twitter - 2 upvotes, $1120
- Can see private tweets via keyword searches on tweetdeck to Twitter - 2 upvotes, $1120
- Twitter Ads Campaign information disclosure through admin without any authentication. to Twitter - 2 upvotes, $560
- Twitter Card - Parent Window Redirection to Twitter - 2 upvotes, $560
- URGENT - Subdomain Takeover on users.tweetdeck.com , the same issue of report #32825 to Twitter - 2 upvotes, $420
- Flaw in login with twitter to steal Oauth tokens to Twitter - 2 upvotes, $140
- getting emails of users/removing them from victims account [using typical attack] to Twitter - 2 upvotes, $140
- Singup Page HTML Injection Vulnerability to Twitter - 2 upvotes, $140
- XSS ON MOPUB.COM to Twitter - 2 upvotes, $0
- uclfinal.twitter.com and euro2012.twitter.com are vulnerable to CRIME attack to Twitter - 2 upvotes, $0
- Password reset link not validated. to Twitter - 2 upvotes, $0
- Headers Missing to Twitter - 2 upvotes, $0
- User's DM won't deleted after logout from Twitter for iOS (com.atebits.xxx.application-state) to Twitter - 2 upvotes, $0
- [mobile.twitter.com / twitter.com] CSRF protection bypass to Twitter - 2 upvotes, $0
- OS Command Execution on User's PC via CSV Injection to Twitter - 2 upvotes, $0
- Global defaming of any twitter user to Twitter - 2 upvotes, $0
- Stored xss to Twitter - 1 upvotes, $1400
- ads.twitter.com xss to Twitter - 1 upvotes, $1400
- DOM Cross-Site Scripting ( XSS ) to Twitter - 1 upvotes, $1400
- [Stored XSS] vine.co - profile page to Twitter - 1 upvotes, $1400
- XSS platform.twitter.com to Twitter - 1 upvotes, $1120
- Unauthorized Tweeting on behalf of Account Owners to Twitter - 1 upvotes, $420
- Open redirection in fabric.io to Twitter - 1 upvotes, $280
- XSS in fabric.io to Twitter - 1 upvotes, $280
- Missing Rate Limiting on https://twitter.com/account/complete to Twitter - 1 upvotes, $140
- Full path disclosure at ads.twitter.com to Twitter - 1 upvotes, $140
- Cookie not marked as secure. to Twitter - 1 upvotes, $0
- Token remains alive ever after logging out! to Twitter - 1 upvotes, $0
- Creating Unauthorized Audience Lists to Twitter - 1 upvotes, $0
- Flaw in valid password policy. to Twitter - 1 upvotes, $0
- Option Method Enabled on web server to Twitter - 1 upvotes, $0
- Abuse of "Remember Me" functionality. to Twitter - 1 upvotes, $0
- Homograph attack. to Twitter - 1 upvotes, $0
- URGENT - SUBDOMAIN TAKEOVER ON TWITTER ACQ. to Twitter - 1 upvotes, $0
- Privecy Issue : view "Protected users" followers and following to Twitter - 1 upvotes, $0
- Cross site Port Scanning bug in twitter developers console to Twitter - 1 upvotes, $0
- Opportunity to post hidden comments to Twitter - 1 upvotes, $0
- XSS platform.twitter.com | video-js metadata to Twitter - 0 upvotes, $1120
- open redirect sends authenticity_token to any website or (ip address) to Twitter - 0 upvotes, $560
- twitter android app Fragment Injection to Twitter - 0 upvotes, $420
- iOS App can establish Facetime calls without user's permission to Twitter - 0 upvotes, $420
- Bad extended ascii handling in HTTP 301 redirects of t.co to Twitter - 0 upvotes, $420
- Following a User Actually Follows Another User to Twitter - 0 upvotes, $280
- Following a User After Favoriting Actually Follows Another User (related to #95243) to Twitter - 0 upvotes, $280
- POODLE Bug: 199.16.156.44, 199.16.156.108, mx4.twitter.com to Twitter - 0 upvotes, $140
- Subdomain Expired to Twitter - 0 upvotes, $140
- XSS vulnerability in video player page to Twitter - 0 upvotes, $0
- password sent over HTTP to Twitter - 0 upvotes, $0
- CSRF in crashlytics.com to Twitter - 0 upvotes, $0
- Captcha bypass with extension at http://www.mopub.com/about/contact/ to Twitter - 0 upvotes, $0
- HTML form without CSRF protection at http://try.crashlytics.com/enterprise/ to Twitter - 0 upvotes, $0
- Twitter Flight SSL 2.0 deprecated protocol vulnerability. to Twitter - 0 upvotes, $0
- BROKEN AUTHENTICATION IN MOBILE VERIFICATION to Twitter - 0 upvotes, $0
- Options Method Enabled to Twitter - 0 upvotes, $0
- No rate limiting on creating lists to Twitter - 0 upvotes, $0
- Account Deleted without any confirmation to Twitter - 0 upvotes, $0
- Path disclosure in platform0.twitter.com to Twitter - 0 upvotes, $0
- Privacy Issue on protected tweets to Twitter - 0 upvotes, $0