CVE-2025-6600
mediumpriority · track · 17EPSS 0.003 · 26 %ileDEEUUSEPSS · scored 2026-10-27
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 version 3.17 and was addressed in version 3.17.2. The vulnerability was reported through the GitHub Bug Bounty program.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.7–6.3
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2025-1440Microsoft GitHub Enterprise: Schwachstelle ermöglicht Offenlegung von InformationenDeutsch2025-07-01csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Microsoft GitHub Enterprise ausnutzen, um Informationen offenzulegen.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2025-6600cnnvd
- https://docs.github.com/en/enterprise-server@3.17/admin/release-notesPatchcnnvd
- https://docs.github.com/en/enterprise-server@3.17/admin/release-notes#3.17.2cnnvd
- https://docs.github.com/en/enterprise-server@3.17/admin/release-notes#3.17.2enisa_euvd
- https://docs.github.com/en/enterprise-server@3.17/admin/release-notes#3.17.2Release Notesnvd
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