CVE-2025-6600 - CVE House
Back to Database
Status published Medium CVE-2025-6600

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

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-6600

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Kyle Carberry
  • Ammar Bandukwala

References

More from GitHub

View All →
CVE-2025-8447
Incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed read-only access
High 7
CVE-2025-6981
Incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed unauthorized read-only access
Medium 5.3
CVE-2025-3509
Pre-Receive Hook Remote Code Execution vulnerability was identified in GitHub Enterprise Server that allowing Privilege Escalation
High 7.1
CVE-2025-3246
Markdown math block sanitization bypass allows privilege escalation and unauthorized workflow triggers
High 8.6
CVE-2025-3124
Missing Authorization vulnerability was identified in GitHub Enterprise Server that allowed unauthorized access to private repository names
Medium 5.3

Affected Vendor

Affected Software

GitHub Enterprise Server
Vulnerable Versions:
3.17.0

Timeline

Official Publish: July 1st, 2025
Last Modified: July 1st, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-200

MITRE ATT&CK TTPs

T1213 Data from Information Repositories
Collection
T1005 Data from Local System
Collection
T1552 Unsecured Credentials
Credential Access
T1041 Exfiltration Over C2 Channel
Exfiltration