CVE-2026-9106
Last modified
CVE-2026-9106 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A UI misrepresentation vulnerability was identified in GitHub Enterprise Server that allowed an OAuth application to gain unintended access to an organization's runner management. An attacker could exploit this by creating an OAuth application requesting the manage_runners:org scope and directing a victim user to authorize it, as the scope was not displayed on the authorization consent screen. EPSS estimates a 0.36% chance of exploitation in the next 30 days.
Description
A UI misrepresentation vulnerability was identified in GitHub Enterprise Server that allowed an OAuth application to gain unintended access to an organization's runner management. An attacker could exploit this by creating an OAuth application requesting the manage_runners:org scope and directing a victim user to authorize it, as the scope was not displayed on the authorization consent screen. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.22 and was fixed in versions 3.21.2, 3.20.4, 3.19.8, 3.18.11, 3.17.17, 3.16.20. This vulnerability was reported via the GitHub Bug Bounty program.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Github | Enterprise Server | < 3.16.20 |
| Github | Enterprise Server | >= 3.17.0, < 3.17.17 |
| Github | Enterprise Server | >= 3.18.0, < 3.18.11 |
| Github | Enterprise Server | >= 3.19.0, < 3.19.8 |
| Github | Enterprise Server | >= 3.20.0, < 3.20.4 |
| Github | Enterprise Server | >= 3.21.0, < 3.21.2 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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