GitHub Enterprise Server pre-3.18: Unauthorized read via Contractors API
CVE-2025-6981 Published on July 15, 2025
Incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed unauthorized read-only access
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
Weakness Type
What is an AuthZ Vulnerability?
The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
CVE-2025-6981 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2025-6981
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Affected Versions
GitHub Enterprise Server:- Version 3.14.0 and below 3.14.15 is affected.
- Version 3.15.0 and below 3.15.10 is affected.
- Version 3.16.0 and below 3.16.6 is affected.
- Version 3.17.0 and below 3.17.3 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.