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CVE-2026-3582— Incorrect Authorization in GitHub Enterprise Server allows access to issue and commit search results without repo scope

Quick assessment

Affected
GitHub Enterprise Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 3.20之前版本存在安全漏洞，该漏洞源于授权不正确，可能导致具有缺少仓库作用域的传统个人访问令牌的经过身份验证的用户通过搜索REST API端点检索私有和内部仓库的问题和提交。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.25% · P16

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2026-3582

Vulnerability Information
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Vulnerability Title
Incorrect Authorization in GitHub Enterprise Server allows access to issue and commit search results without repo scope
Source: CVE Program / CVE List V5
Vulnerability Description
An Incorrect Authorization vulnerability was identified in GitHub Enterprise Server that allowed an authenticated user with a classic personal access token (PAT) lacking the repo scope to retrieve issues and commits from private and internal repositories via the search REST API endpoints. The user must have had existing access to the repository through organization membership or as a collaborator for the vulnerability to be exploitable. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.20 and was fixed in versions 3.16.15, 3.17.12, 3.18.6 and 3.19.3. This vulnerability was reported via the GitHub Bug Bounty program.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
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 3.20之前版本存在安全漏洞，该漏洞源于授权不正确，可能导致具有缺少仓库作用域的传统个人访问令牌的经过身份验证的用户通过搜索REST API端点检索私有和内部仓库的问题和提交。
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 3.16.0 ~ 3.16.14 -

II. Public POCs for CVE-2026-3582

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III. Intelligence Information for CVE-2026-3582

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Vendor Pages for CVE-2026-3582 (4)

Same Patch Batch · GitHub · 2026-03-10 · 4 CVEs total

CVE-2026-3854 Remote code execution via git push option injection in GitHub Enterprise Server
CVE-2026-3306 Improper authorization in GitHub Projects allows modification of issue and pull request me
CVE-2026-2266 Improper neutralization of input vulnerability was identified in GitHub Enterprise Server

IV. Related Vulnerabilities

Same product: Enterprise Server
Same vendor: GitHub
Same weakness: CWE-862

V. Comments for CVE-2026-3582

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