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Bug bounty program

GI

GitHub

Open on HackerOneAtlas
Platform
HackerOne
Bounties
Pays
Assets in scope
27
Disclosed reports
47
Subdomains
56,442
Vendor on CyberSIXT
GitHub (168 CVEs, 0 exploited)

Most upvoted reports47

All reports
Most upvoted reports of GitHub
ReportWeaknessDisclosedBountyVotes
Arbitrary Read of Another Users private repository without AuthorizationAnalysed#3124517Insecure Direct Object Reference2025-09-23$10,000276
Github Apps can use Scoped-User-To-Server Tokens to Obtain Full Access to User's Projects in Project V2 GraphQL apiAnalysed#1711938Access Control2023-01-26–198
SAML Signature verification bypass allows logging into any user (with specific conditions)Analysed#2579939Access Control2024-10-10–196
Authentication bypass on gist.github.com through SSH CertificatesAnalysed#1901040Access Control2023-04-20$10,000182
CSRF protection bypass in GitHub Enterprise management consoleAnalysed#1497169Cross-Site Request Forgery2022-04-13$10,000152
Cross-repository IDOR in `/settings/security_analysis/bypass_reviewers` allows unauthorized delegated bypass reviewer modificationAnalysed#3560256Insecure Direct Object Reference2026-05-19–108
Able to bypass authorization logic and gain more access then intendedAnalysed#3713965No weakness recorded2026-07-15–105
Access body and title of Internal Repo Issues in ProjectsAnalysed#2501036Information Disclosure2024-07-31–100
Github app Privilege Escalation to Administrator/Owner of the OrganizationAnalysed#1732595Access Control2023-01-13–98
Missing Access Control in MigrationFile allows attacker to upload files to any MigrationAnalysed#3506183Insecure Direct Object Reference2026-03-05–92

Subdomains56,442

Root:github.com
Scope
Name suggests
First seen
Text fileClear filters55,670 names
Subdomains of GitHub
NameScopeFirst seen
media.classroom.github.comNot in the scope2026-11-14
metrics.classroom.github.commonitoringNot in the scope2026-11-14
mobile.classroom.github.comNot in the scope2026-11-14
mobile-rest.classroom.github.comNot in the scope2026-11-14
mongodb.classroom.github.comdataNot in the scope2026-11-14
mssql.classroom.github.comNot in the scope2026-11-14
mta-sts.classroom.github.comNot in the scope2026-11-14
mx.classroom.github.commailNot in the scope2026-11-14
mx01.classroom.github.comNot in the scope2026-11-14
mx1.classroom.github.comNot in the scope2026-11-14
news.classroom.github.comNot in the scope2026-11-14
nginx-newest.classroom.github.comNot in the scope2026-11-14
nginx-newest1.classroom.github.comNot in the scope2026-11-14
nodejs-dev.classroom.github.comdevNot in the scope2026-11-14
ns.classroom.github.comNot in the scope2026-11-14
ns1.classroom.github.comNot in the scope2026-11-14
ns4.classroom.github.comNot in the scope2026-11-14
office.classroom.github.comNot in the scope2026-11-14
okta.classroom.github.comauthNot in the scope2026-11-14
outlook.classroom.github.comNot in the scope2026-11-14
owa.classroom.github.commailNot in the scope2026-11-14
pop.classroom.github.comNot in the scope2026-11-14
pop3.classroom.github.commailNot in the scope2026-11-14
postmaster.classroom.github.comNot in the scope2026-11-14
pre.classroom.github.comNot in the scope2026-11-14
pre-prod.classroom.github.comNot in the scope2026-11-14
proxy.classroom.github.comNot in the scope2026-11-14
publishing-catalog.classroom.github.comNot in the scope2026-11-14
publishing-preview.classroom.github.comstagingNot in the scope2026-11-14
rx.classroom.github.comNot in the scope2026-11-14
searchportal-dev.classroom.github.comdevNot in the scope2026-11-14
searchportal-qa.classroom.github.comtestNot in the scope2026-11-14
secure.classroom.github.comNot in the scope2026-11-14
server.classroom.github.comNot in the scope2026-11-14
shop.classroom.github.comNot in the scope2026-11-14
signup.classroom.github.comNot in the scope2026-11-14
sitecore.classroom.github.comNot in the scope2026-11-14
spf.classroom.github.comNot in the scope2026-11-14
sslvpn.classroom.github.comvpnNot in the scope2026-11-14
sso.classroom.github.comauthNot in the scope2026-11-14
stage.classroom.github.comstagingNot in the scope2026-11-14
stats.classroom.github.comNot in the scope2026-11-14
store.classroom.github.comNot in the scope2026-11-14
storybook.classroom.github.comNot in the scope2026-11-14
support.classroom.github.comNot in the scope2026-11-14
tcp.classroom.github.comNot in the scope2026-11-14
test.classroom.github.comtestNot in the scope2026-11-14
tls.classroom.github.comNot in the scope2026-11-14
tx.classroom.github.comNot in the scope2026-11-14
uk.classroom.github.comNot in the scope2026-11-14
upload.classroom.github.comdataNot in the scope2026-11-14
us-east.classroom.github.comNot in the scope2026-11-14
us-east-1.classroom.github.comNot in the scope2026-11-14
vendor.classroom.github.comNot in the scope2026-11-14
vendors.classroom.github.comNot in the scope2026-11-14
video.classroom.github.comNot in the scope2026-11-14
videos.classroom.github.comNot in the scope2026-11-14
view.classroom.github.comNot in the scope2026-11-14
voice.classroom.github.comNot in the scope2026-11-14
webmail.classroom.github.commailNot in the scope2026-11-14
whois.classroom.github.comNot in the scope2026-11-14
wordpress.classroom.github.comNot in the scope2026-11-14
wp.classroom.github.comNot in the scope2026-11-14
ww1.classroom.github.comNot in the scope2026-11-14
www.classroom.github.comNot in the scope2026-11-14
www2.classroom.github.comNot in the scope2026-11-14
claude.github.comNot in the scope2026-11-14
claudenw.github.comNot in the scope2026-11-14
claudijd.github.comNot in the scope2026-11-14
claudine.github.comNot in the scope2026-11-14
claudiob.github.comNot in the scope2026-11-14
claudioc.github.comNot in the scope2026-11-14
claudiordgz.github.comNot in the scope2026-11-14
claudius-kienle.github.comNot in the scope2026-11-14
clausklein.github.comNot in the scope2026-11-14
clausreinke.github.comNot in the scope2026-11-14
clauswitt.github.comNot in the scope2026-11-14
claw16.github.comNot in the scope2026-11-14
claw666.github.comNot in the scope2026-11-14
clawpack.github.comNot in the scope2026-11-14
claws.github.comNot in the scope2026-11-14
clay.github.comNot in the scope2026-11-14
clayallsopp.github.comNot in the scope2026-11-14
clayh53.github.comNot in the scope2026-11-14
claymore.github.comNot in the scope2026-11-14
claytonbarnette.github.comNot in the scope2026-11-14
claytron.github.comNot in the scope2026-11-14
clayzermk1.github.comNot in the scope2026-11-14
clc.github.comNot in the scope2026-11-14
cldscript.github.comNot in the scope2026-11-14
cldwalker.github.comNot in the scope2026-11-14
cleamoon.github.comNot in the scope2026-11-14
clean.github.comNot in the scope2026-11-14
cleaning.github.comNot in the scope2026-11-14
cleanweb-uk.github.comNot in the scope2026-11-14
clear.github.comNot in the scope2026-11-14
clearleft.github.comNot in the scope2026-11-14
rika.clearly-non-existent.github.comNot in the scope2026-11-14
clearsightstudio.github.comNot in the scope2026-11-14
clearskies.github.comNot in the scope2026-11-14

661 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.

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