CVE-2025-6981— Incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed unauthorized read-only access
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I. Basic Information for CVE-2025-6981
Vulnerability Information
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Vulnerability Title
Incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed unauthorized read-only access
Source: NVD (National Vulnerability Database)
Vulnerability Description
An incorrect authorization vulnerability allowed unauthorized read access to the contents of internal repositories for contractor accounts when the Contractors API feature was enabled. The Contractors API is a rarely-enabled feature in private preview. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.18 and was fixed in versions 3.14.15, 3.15.10, 3.16.6 and 3.17.3
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
GitHub Enterprise Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitHub Enterprise Server是美国GitHub开源的一个应用软件。提供一个将自己的GitHub实例设置为虚拟设备，从而提供可扩展，易于管理的平台。 GitHub Enterprise Server 3.18之前版本存在安全漏洞，该漏洞源于授权不当，可能导致未经授权读取内部仓库内容。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| GitHub | Enterprise Server | 3.14.0 ~ 3.14.15 | - |
II. Public POCs for CVE-2025-6981
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|---|
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IV. Related Vulnerabilities
Same product: Enterprise Server
- CVE-2026-8106
Reflected HTML injection vulnerability in GitHub Enterprise - CVE-2026-8034
Server-side request forgery vulnerability in GitHub Enterpri - CVE-2026-7541
Denial of service vulnerability in GitHub Enterprise Server - CVE-2026-6736
Authentication bypass vulnerability in GitHub Enterprise Ser - CVE-2026-5845
Improper authorization fallback allows scoped user-to-server
Same vendor: GitHub
- CVE-2026-8106
Reflected HTML injection vulnerability in GitHub Enterprise - CVE-2026-8034
Server-side request forgery vulnerability in GitHub Enterpri - CVE-2026-7541
Denial of service vulnerability in GitHub Enterprise Server - CVE-2026-6736
Authentication bypass vulnerability in GitHub Enterprise Ser - CVE-2026-5845
Improper authorization fallback allows scoped user-to-server
Same weakness: CWE-863
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