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Bug bounty program

Platform
HackerOne
Bounties
Pays
Assets in scope
23
Disclosed reports
248
Subdomains
10,596

Most upvoted reports248

All reports
Most upvoted reports of X / xAI
ReportWeaknessDisclosedBountyVotes
Potential pre-auth RCE on Twitter VPNAnalysed#591295Command and Code Injection2019-08-10$20,1601,246
Bypassing Digits origin validation which leads to account takeoverAnalysed#129873Authentication2020-06-24–619
CRLF injectionAnalysed#446271No weakness recorded2019-12-25–439
Read-only application can publish/delete fleetsAnalysed#1032468Access Control2021-01-04–398
Blind XSS on Twitter's internal Big Data panel at █████████████Analysed#1207040Cross-site Scripting2021-07-09–357
Private list members disclosure via GraphQLAnalysed#885539Access Control2020-08-04–346
[Urgent] Invalidating OAuth2 Bearer token makes TweetDeck unavailableAnalysed#210779Denial of Service2019-04-25–323
Bypass Password Authentication for updating email and phone number - Security VulnerabilityAnalysed#770504Authentication2020-02-08–288
Insufficient OAuth callback validation which leads to Periscope account takeoverAnalysed#110293Authentication2019-04-10–277
Insufficient validation on Digits bridgeAnalysed#168116Authentication2020-08-20–263

Subdomains10,596

Subdomains of X / xAI
NameScopeFirst seen
emojipic.twitter.comIn scope2026-11-14
emotionalbankingpic.twitter.comIn scope2026-11-14
emotionalintelligencepic.twitter.comIn scope2026-11-14
emotionpic.twitter.comIn scope2026-11-14
emotionspic.twitter.comIn scope2026-11-14
empathypic.twitter.comIn scope2026-11-14
empic.twitter.comIn scope2026-11-14
empire.twitter.comIn scope2026-11-14
employedpic.twitter.comIn scope2026-11-14
employerspic.twitter.comIn scope2026-11-14
emw2019pic.twitter.comIn scope2026-11-14
en.twitter.comIn scope2026-11-14
encapic.twitter.comIn scope2026-11-14
encouragementpic.twitter.comIn scope2026-11-14
encouragingpic.twitter.comIn scope2026-11-14
endakennytdpic.twitter.comIn scope2026-11-14
endormirpic.twitter.comIn scope2026-11-14
endpic.twitter.comIn scope2026-11-14
energyefficiencypic.twitter.comIn scope2026-11-14
energypic.twitter.comIn scope2026-11-14
enforcerpic.twitter.comIn scope2026-11-14
eng.twitter.comIn scope2026-11-14
engadgetpic.twitter.comIn scope2026-11-14
engagepic.twitter.comIn scope2026-11-14
engineering.twitter.comIn scope2026-11-14
englishpic.twitter.comIn scope2026-11-14
engsvkpic.twitter.comIn scope2026-11-14
engulfingpic.twitter.comIn scope2026-11-14
enigmampcpic.twitter.comIn scope2026-11-14
enoughpic.twitter.comIn scope2026-11-14
enquiriespic.twitter.comIn scope2026-11-14
enrollmentpic.twitter.comIn scope2026-11-14
enterprenershippic.twitter.comIn scope2026-11-14
enterpriseinnovationpic.twitter.comIn scope2026-11-14
entertainerpic.twitter.comIn scope2026-11-14
entethalliancepic.twitter.comIn scope2026-11-14
entrepreneurpic.twitter.comIn scope2026-11-14
entrepreneursgbpic.twitter.comIn scope2026-11-14
entrepreneurshippic.twitter.comIn scope2026-11-14
entrepreneurspic.twitter.comIn scope2026-11-14
entriespic.twitter.comIn scope2026-11-14
entrypic.twitter.comIn scope2026-11-14
env16pic.twitter.comIn scope2026-11-14
environmentpic.twitter.comIn scope2026-11-14
environmentspic.twitter.comIn scope2026-11-14
eospic.twitter.comIn scope2026-11-14
mcid-36c18f8a-e64f-4fc4-86db-140aceed9c8e.ep-mimecast.twitter.comIn scope2026-11-14
mcid-7d5144a5-b5c0-477f-a08c-22e687a39e2e.ep-mimecast.twitter.comIn scope2026-11-14
mcid-f59a4106-e508-4f24-925d-3d8fca127f59.ep-mimecast.twitter.comIn scope2026-11-14
eph2019pic.twitter.comIn scope2026-11-14
epicpic.twitter.comIn scope2026-11-14
epiphanypic.twitter.comIn scope2026-11-14
epipic.twitter.comIn scope2026-11-14
eps2k17pic.twitter.comIn scope2026-11-14
eqix-at1.twitter.comIn scope2026-11-14
eqix-ch2.twitter.comIn scope2026-11-14
eqix-da1.twitter.comIn scope2026-11-14
eqix-ema-da.twitter.comIn scope2026-11-14
eqix-ema-la.twitter.comIn scope2026-11-14
eqix-ema-sv.twitter.comIn scope2026-11-14
eqix-ma-ch.twitter.comIn scope2026-11-14
eqix-ma-dc.twitter.comIn scope2026-11-14
eqix-ma-sv5.twitter.comIn scope2026-11-14
equalicitypic.twitter.comIn scope2026-11-14
equalpaydaypic.twitter.comIn scope2026-11-14
equationpic.twitter.comIn scope2026-11-14
equitiespic.twitter.comIn scope2026-11-14
equitypic.twitter.comIn scope2026-11-14
eraspic.twitter.comIn scope2026-11-14
erfolgpic.twitter.comIn scope2026-11-14
ergattoneropic.twitter.comIn scope2026-11-14
erinbsullivanpic.twitter.comIn scope2026-11-14
ernestodiazdx.twitter.comIn scope2026-11-14
errorpic.twitter.comIn scope2026-11-14
es.twitter.comIn scope2026-11-14
blog.es.twitter.comIn scope2026-11-14
escpeuropepic.twitter.comIn scope2026-11-14
esl.twitter.comIn scope2026-11-14
espic.twitter.comIn scope2026-11-14
esports.twitter.comIn scope2026-11-14
essence.twitter.comIn scope2026-11-14
estatepic.twitter.comIn scope2026-11-14
estpic.twitter.comIn scope2026-11-14
etcpic.twitter.comIn scope2026-11-14
etfpic.twitter.comIn scope2026-11-14
etherealsfpic.twitter.comIn scope2026-11-14
etherealsummitpic.twitter.comIn scope2026-11-14
ethereumjosephpic.twitter.comIn scope2026-11-14
ethereumpic.twitter.comIn scope2026-11-14
ethicshelpline.twitter.comIn scope2026-11-14
ethiopiapic.twitter.comIn scope2026-11-14
ethpic.twitter.comIn scope2026-11-14
ethtraderpic.twitter.comIn scope2026-11-14
etscrivnerpic.twitter.comIn scope2026-11-14
euff2019pic.twitter.comIn scope2026-11-14
euinkenyapic.twitter.comIn scope2026-11-14
eumartinez20pic.twitter.comIn scope2026-11-14
eupic.twitter.comIn scope2026-11-14
eurgbppic.twitter.comIn scope2026-11-14
euro2012.twitter.comIn scope2026-11-14

10,296 names are covered by the program's own scope; 0 were first seen this week. Names come from ProjectDiscovery's public Chaos dataset (passive sources: certificate logs, DNS and other public data), matched to the program by its listing and its own domain scope. A name being in a dataset is not permission to test it: only what the program's own scope says is in scope, and its policy decides. CyberSIXT does not resolve, probe or scan these names. Tags come from the name alone. Source: ProjectDiscovery Chaos. Subdomains on the Atlas, or search the subdomains of every program.

A name in a dataset is not permission to test it: the program's own scope and rules decide. Data as of 2026-11-15.