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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
Scope
Name suggests:Mail
First seen
Text fileClear filters447 names
Subdomains of GitHub
NameScopeFirst seen
mail.080.github.commailNot in the scope2026-11-14
mail.5278.github.commailNot in the scope2026-11-14
mail.666av.github.commailNot in the scope2026-11-14
mail.77p2p.github.commailNot in the scope2026-11-14
mail.8591.github.commailNot in the scope2026-11-14
mail.85cc.github.commailNot in the scope2026-11-14
mail.85st.github.commailNot in the scope2026-11-14
mail.99.github.commailNot in the scope2026-11-14
webmail.admin.github.comadmin, mailNot in the scope2026-11-14
autodiscover.ads.github.commailNot in the scope2026-11-14
antivirus-mail.github.commailNot in the scope2026-11-14
autodiscover.api.github.comapi, mailNot in the scope2026-11-14
exchange.api.github.comapi, mailNot in the scope2026-11-14
imap.api.github.comapi, mailNot in the scope2026-11-14
mail1.api.github.comapi, mailNot in the scope2026-11-14
mail2.api.github.comapi, mailNot in the scope2026-11-14
owa.api.github.comapi, mailNot in the scope2026-11-14
pop3.api.github.comapi, mailNot in the scope2026-11-14
autodiscover.app.github.commailNot in the scope2026-11-14
autodiscover.archive.github.comlegacy, mailNot in the scope2026-11-14
imap.assets-cdn.github.commailNot in the scope2026-11-14
webmail.assets-cdn.github.commailNot in the scope2026-11-14
autodiscover.github.commailNot in the scope2026-11-14
autodiscover-redirect.github.commailNot in the scope2026-11-14
mail.av8d.github.commailNot in the scope2026-11-14
mail.avcome.github.commailNot in the scope2026-11-14
autodiscover.beta.github.commail, stagingNot in the scope2026-11-14
autodiscover.billing.github.commailNot in the scope2026-11-14
autodiscover.blog.github.commailNot in the scope2026-11-14
autodiscover.blogs.github.commailNot in the scope2026-11-14
autodiscover.business.github.commailNot in the scope2026-11-14
autodiscover.cdn.github.commailNot in the scope2026-11-14
mail1.central.github.commailNot in the scope2026-11-14
autodiscover.chat.github.commailNot in the scope2026-11-14
mail.ckarea.github.commailNot in the scope2026-11-14
autodiscover.classifieds.github.commailNot in the scope2026-11-14
autodiscover.classroom.github.commailNot in the scope2026-11-14
exchange.classroom.github.commailNot in the scope2026-11-14
imap.classroom.github.commailNot in the scope2026-11-14
mail.classroom.github.commailNot in the scope2026-11-14
mail1.classroom.github.commailNot in the scope2026-11-14
mx.classroom.github.commailNot in the scope2026-11-14
owa.classroom.github.commailNot in the scope2026-11-14
pop3.classroom.github.commailNot in the scope2026-11-14
webmail.classroom.github.commailNot in the scope2026-11-14
autodiscover.client.github.commailNot in the scope2026-11-14
autodiscover.clients.github.commailNot in the scope2026-11-14
autodiscover.cn.github.commailNot in the scope2026-11-14
mail1.codeload.github.commailNot in the scope2026-11-14
webmail.codeload.github.commailNot in the scope2026-11-14
mail.collector.github.commailNot in the scope2026-11-14
webmail.control.github.commailNot in the scope2026-11-14
webmail.controlpanel.github.commailNot in the scope2026-11-14
mail.corp.github.cominternal, mailNot in the scope2026-11-14
covid19-mail.github.commailNot in the scope2026-11-14
mail.covid19.github.commailNot in the scope2026-11-14
covid19mail.github.commailNot in the scope2026-11-14
webmail.cp.github.commailNot in the scope2026-11-14
webmail.cpanel.github.comadmin, mailNot in the scope2026-11-14
autodiscover.crm.github.commailNot in the scope2026-11-14
mx.cs.github.commailNot in the scope2026-11-14
autodiscover.de.github.commailNot in the scope2026-11-14
mail.de.github.commailNot in the scope2026-11-14
autodiscover.demo.github.commail, testNot in the scope2026-11-14
mail.demo.github.commail, testNot in the scope2026-11-14
webmail.demo.github.commail, testNot in the scope2026-11-14
autodiscover.design.github.commailNot in the scope2026-11-14
autodiscover.dev.github.comdev, mailNot in the scope2026-11-14
mail.dev.github.comdev, mailNot in the scope2026-11-14
autodiscover.dev2.github.comdev, mailNot in the scope2026-11-14
autodiscover.director.github.commailNot in the scope2026-11-14
autodiscover.directory.github.commailNot in the scope2026-11-14
mail2.docs.github.commailNot in the scope2026-11-14
autodiscover.download.github.commailNot in the scope2026-11-14
autodiscover.drvinceknight.github.commailNot in the scope2026-11-14
imap.drvinceknight.github.commailNot in the scope2026-11-14
mail.drvinceknight.github.commailNot in the scope2026-11-14
mail2.drvinceknight.github.commailNot in the scope2026-11-14
mx.drvinceknight.github.commailNot in the scope2026-11-14
pop3.drvinceknight.github.commailNot in the scope2026-11-14
smtp.drvinceknight.github.commailNot in the scope2026-11-14
webmail.drvinceknight.github.commailNot in the scope2026-11-14
e-mail.github.commailNot in the scope2026-11-14
autodiscover.education.github.commailNot in the scope2026-11-14
exchange.education.github.commailNot in the scope2026-11-14
imap.education.github.commailNot in the scope2026-11-14
mail.education.github.commailNot in the scope2026-11-14
mail2.education.github.commailNot in the scope2026-11-14
mx.education.github.commailNot in the scope2026-11-14
smtp.education.github.commailNot in the scope2026-11-14
webmail.education.github.commailNot in the scope2026-11-14
autodiscover.email.github.commailNot in the scope2026-11-14
autodiscover.en.github.commailNot in the scope2026-11-14
autodiscover.es.github.commailNot in the scope2026-11-14
exchange01.github.commailNot in the scope2026-11-14
exchange1.github.commailNot in the scope2026-11-14
exchange2.github.commailNot in the scope2026-11-14
mail.eyny.github.commailNot in the scope2026-11-14
autodiscover.facebook.github.commailNot in the scope2026-11-14
autodiscover.fb.github.commailNot 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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