Showing 25 vulnerabilities on this page for GitHub Enterprise Server

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GitHub vulnerability results
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GitHub Enterprise Server Information Disclosure Vulnerability Exposes Private Repository Names via Search API

An exposure of sensitive information vulnerability was identified in GitHub Enterprise Server that could allow an attacker to disclose the names of private repositories within an organization. This issue could be exploited by leveraging a user-to-server token with no scopes via the Search API endpoint. Successful exploitation required an organization administrator to install a malicious GitHub App in the organization’s repositories. This vulnerability impacted only GitHub Enterprise Server versi

CWE-200Jul 1, 2025
CVSS6.3v4.0EPSS0.275%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Markdown math block sanitization bypass allows privilege escalation and unauthorized workflow triggers

An improper neutralization of input vulnerability was identified in GitHub Enterprise Server that allowed cross-site scripting in GitHub Markdown that used `$$..$$` math blocks. Exploitation required access to the target GitHub Enterprise Server instance and privileged user interaction with the malicious elements. This vulnerability affected version 3.16.1 of GitHub Enterprise Server and was fixed in version 3.16.2. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-79Apr 17, 2025
CVSS8.6v4.0EPSS0.288%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

An information disclosure vulnerability was identified in GitHub Enterprise Server via attacker uploaded asset URL allowing the attacker to retrieve metadata information of a user who clicks on the URL and further exploit it to create a convincing phishing page. This required the attacker to upload malicious SVG files and phish a victim user to click on that uploaded asset URL. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in versions 3.14.2, 3.

CWE-200Oct 11, 2024
CVSS5.7v4.0EPSS0.602%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

An improper privilege management vulnerability allowed arbitrary workflows to be committed using an improperly scoped PAT through the use of nested tags. This vulnerability affected all versions of GitHub Enterprise Server and was fixed in version 3.10.17, 3.11.15, 3.12.9, 3.13.4, and 3.14.1. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-269Sep 23, 2024
CVSS6.2v4.0EPSS0.449%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A Cross-Site Scripting (XSS) vulnerability was identified in the repository transfer feature of GitHub Enterprise Server, which allows attackers to steal sensitive user information via social engineering. This vulnerability affected all versions of GitHub Enterprise Server and was fixed in version 3.10.17, 3.11.15, 3.12.9, 3.13.4, and 3.14.1. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-79Sep 23, 2024
CVSS5.8v4.0EPSS0.35%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

An XML signature wrapping vulnerability was present in GitHub Enterprise Server (GHES) when using SAML authentication with specific identity providers utilizing publicly exposed signed federation metadata XML. This vulnerability allowed an attacker with direct network access to GitHub Enterprise Server to forge a SAML response to provision and/or gain access to a user with site administrator privileges. Exploitation of this vulnerability would allow unauthorized access to the instance without re

CWE-347Aug 20, 2024
CVSS9.5v4.0EPSS1.53%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Incorrect Authorization allows read access to issues in GitHub Enterprise Server

An Incorrect Authorization vulnerability was identified in GitHub Enterprise Server that allowed a GitHub App with only content: read and pull_request_write: write permissions to read issue content inside a private repository. This was only exploitable via user access token and installation access token was not impacted. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in versions 3.13.3, 3.12.8, 3.11.14 and 3.10.16. This vulnerability was reported

CWE-863Aug 20, 2024
CVSS5.9v4.0EPSS0.705%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

An Incorrect Authorization vulnerability was identified in GitHub Enterprise Server, allowing an attacker to update the title, assignees, and labels of any issue inside a public repository. This was only exploitable inside a public repository. This vulnerability affected GitHub Enterprise Server versions before 3.14 and was fixed in versions 3.13.3, 3.12.8, and 3.11.14. Versions 3.10 of GitHub Enterprise Server are not affected. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-863Aug 20, 2024
CVSS5.3v4.0EPSS0.495%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

GitHub Enterprise Server Information Disclosure Vulnerability Exposes Private Repository Names via Deploy Keys

An exposure of sensitive information vulnerability in GitHub Enterprise Server would allow an attacker to enumerate the names of private repositories that utilize deploy keys. This vulnerability did not allow unauthorized access to any repository content besides the name. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in versions 3.13.1, 3.12.6, 3.11.12, 3.10.14, and 3.9.17. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-200Jul 16, 2024
CVSS6.3v4.0EPSS0.492%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Security misconfiguration was identified in GitHub Enterprise Server that allowed sensitive data exposure

A Security Misconfiguration vulnerability in GitHub Enterprise Server allowed sensitive information disclosure to unauthorized users in GitHub Enterprise Server by exploiting organization ruleset feature. This attack required an organization member to explicitly change the visibility of a dependent repository from private to public. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in versions 3.13.1, 3.12.6, 3.11.12, 3.10.14, and 3.9.17. This vulne

CWE-200Jul 16, 2024
CVSS6.9v4.0EPSS0.42%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Improper authorization allows read access to issue content in GitHub Enterprise Server

An Incorrect Authorization vulnerability was identified in GitHub Enterprise Server that allowed read access to issue content via GitHub Projects. This was only exploitable in internal repositories and required the attacker to have access to the corresponding project board. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in versions 3.13.1, 3.12.6, 3.11.12, 3.10.14, and 3.9.17. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-863Jul 16, 2024
CVSS5.9v4.0EPSS0.514%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Improper authorization allows persistent access in GitHub Enterprise Server

An Incorrect Authorization vulnerability was identified in GitHub Enterprise Server that allowed a suspended GitHub App to retain access to the repository via a scoped user access token. This was only exploitable in public repositories while private repositories were not impacted. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in versions 3.9.17, 3.10.14, 3.11.12, 3.12.6, 3.13.1. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-863Jul 16, 2024
CVSS6.9v4.0EPSS0.507%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cross Site Request Forgery was identified in GitHub Enterprise Server that allowed write in a user owned repository

A Cross-Site Request Forgery vulnerability in GitHub Enterprise Server allowed write operations on a victim-owned repository by exploiting incorrect request types. A mitigating factor is that the attacker would have to be a trusted GitHub Enterprise Server user, and the victim would have to visit a tag in the attacker's fork of their own repository. vulnerability affected all versions of GitHub Enterprise Server prior 3.14 and was fixed in version 3.13.1, 3.12.6, 3.11.12, 3.10.14, and 3.9.17.

CWE-352Jul 16, 2024
CVSS6.8v4.0EPSS0.25%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Denial of Service vulnerability was identified in GitHub Enterprise Server that allowed resource exhaustion

A Denial of Service vulnerability was identified in GitHub Enterprise Server that allowed an attacker to cause unbounded resource exhaustion by sending a large payload to the Git server. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in version 3.13.1, 3.12.6, 3.11.12, 3.10.14, and 3.9.17. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-400Jul 16, 2024
CVSS7.7v3.1EPSS0.557%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Improper Privilege Management allows for access to unauthorized repository content during migration

An improper privilege management vulnerability allowed users to migrate private repositories without having appropriate scopes defined on the related Personal Access Token. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in version 3.13.1, 3.12.6, 3.11.12, 3.10.14, and 3.9.17.

CWE-269Jul 16, 2024
CVSS5.8v3.1EPSS0.476%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A Server-Side Request Forgery vulnerability was identified in GitHub Enterprise Server that allowed an attacker with the Site Administrator role to gain arbitrary code execution capability on the GitHub Enterprise Server instance. Exploitation required authenticated access to GitHub Enterprise Server as a user with the Site Administrator role. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.13 and was fixed in versions 3.12.5, 3.11.11, 3.10.13, and 3.9.16. This vu

CWE-918Jun 20, 2024
CVSS7.6v3.1EPSS0.861%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Improper input validation vulnerability was identified in GitHub Enterprise Server that allowed privilege escalation in the Management Console

A command injection vulnerability was identified in GitHub Enterprise Server that allowed an attacker with an editor role in the Management Console to gain admin SSH access to the appliance when configuring GeoJSON settings. Exploitation of this vulnerability required access to the GitHub Enterprise Server instance and access to the Management Console with the editor role. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.13 and was fixed in versions 3.8.17, 3.9.12,

CWE-20Mar 20, 2024
CVSS9.1v3.1EPSS2.09%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Information disclosure in GitHub Enterprise Server leading to unauthorized viewing of private repository names

An information disclosure vulnerability was identified in GitHub Enterprise Server that allowed private repositories to be added to a GitHub Actions runner group via the API by a user who did not have access to those repositories, resulting in the repository names being shown in the UI. To exploit this vulnerability, an attacker would need access to the GHES instance, permissions to modify GitHub Actions runner groups, and successfully guess the obfuscated ID of private repositories. This vulner

CWE-200CWE-668Mar 7, 2023
CVSS4.3v3.1EPSS0.566%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Path traversal in GitHub Enterprise Server leading to arbitrary file reading when building a GitHub Pages site

A path traversal vulnerability was identified in GitHub Enterprise Server that allowed arbitrary file reading when building a GitHub Pages site. To exploit this vulnerability, an attacker would need permission to create and build a GitHub Pages site on the GitHub Enterprise Server instance. This vulnerability affected all versions of GitHub Enterprise Server since 3.7 and was fixed in version 3.7.6. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-22Feb 16, 2023
CVSS6.5v3.1EPSS0.682%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Incorrect authorization check in GitHub Enterprise Server leading to escalation of privileges in GraphQL API requests from GitHub Apps using scoped user-to-server tokens

An incorrect authorization vulnerability was identified in GitHub Enterprise Server, allowing for escalation of privileges in GraphQL API requests from GitHub Apps. This vulnerability allowed an app installed on an organization to gain access to and modify most organization-level resources that are not tied to a repository regardless of granted permissions, such as users and organization-wide projects. Resources associated with repositories were not impacted, such as repository file content, rep

CWE-863Jan 17, 2023
CVSS9.8v3.1EPSS1.24%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Incorrect Authorization in GitHub Enterprise Server leads to Action Workflow modifications without Workflow Scope

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed a repository-scoped token with read/write access to modify Action Workflow files without a Workflow scope. The Create or Update file contents API should enforce workflow scope. This vulnerability affected all versions of GitHub Enterprise Server prior to version 3.7 and was fixed in versions 3.3.16, 3.4.11, 3.5.8, and 3.6.4. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-863Jan 9, 2023
CVSS6.5v3.1EPSS0.56%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Improper Limitation of a Pathname to a Restricted Directory in GitHub Enterprise Server leading to RCE

An improper limitation of a pathname to a restricted directory vulnerability was identified in GitHub Enterprise Server that enabled remote code execution. A check was added within Pages to ensure the working directory is clean before unpacking new content to prevent an arbitrary file overwrite bug. This vulnerability affected only version 3.7.0 of GitHub Enterprise Server and was fixed in version 3.7.1. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-22Dec 14, 2022
CVSS9.8v3.1EPSS1.45%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Path traversal in GitHub Enterprise Server leading to remote code execution in GitHub Pages

A path traversal vulnerability was identified in GitHub Enterprise Server that allowed remote code execution when building a GitHub Pages site. To exploit this vulnerability, an attacker would need permission to create and build a GitHub Pages site on the instance. This vulnerability was fixed in versions 3.3.17, 3.4.12, 3.5.9, 3.6.5 and 3.7.2. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-22Dec 14, 2022
CVSS8.8v3.1EPSS1.94%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Incorrect authorization in GitHub Enterprise Server token generation leading to full admin access

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed a scoped user-to-server token to escalate to full admin/owner privileges. An attacker would require an account with admin access to install a malicious GitHub App. This vulnerability was fixed in versions 3.3.17, 3.4.12, 3.5.9, and 3.6.5. This vulnerability was reported via the GitHub Bug Bounty program.

CWE-863Dec 14, 2022
CVSS7.2v3.1EPSS1.1%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Improper Privilege Management in GitHub Enterprise Server leading to page creation and deletion

An improper privilege management vulnerability was identified in GitHub Enterprise Server that allowed users with improper privileges to create or delete pages via the API. To exploit this vulnerability, an attacker would need to be added to an organization's repo with write permissions. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.7 and was fixed in versions 3.2.20, 3.3.15, 3.4.10, 3.5.7, and 3.6.3. This vulnerability was reported via the GitHub Bug Bounty pro

CWE-269Dec 1, 2022
CVSS6.5v3.1EPSS0.696%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX