Time-of-check time-of-use race condition in GitHub Enterprise Server
Priority LOW 18CWE-367Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
A race condition in GitHub Enterprise Server allowed an existing admin to maintain permissions on transferred repositories by making a GraphQL mutation to alter repository permissions during the transfer. This vulnerability affected GitHub Enterprise Server version 3.8.0 and above and was fixed in version 3.8.12, 3.9.7, 3.10.4, and 3.11.1.
Why it matters now
EPSS 0.00326 25th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| GitHub | Enterprise Server | 3.8 – 3.8.11; 3.9 – 3.9.6; 3.10 – 3.10.3; 3.11 – 3.11.0 | — | No fix listed | CNA |
- Enterprise Server VendorGitHub Affected 3.8 – 3.8.11; 3.9 – 3.9.6; 3.10 – 3.10.3; 3.11 – 3.11.0 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-6690
- 2026-10-03 Alias added: GHSA-jp67-5wh7-6mjx
References
More GitHub Enterprise Server vulnerabilities
- TI-2024-04632 An authentication bypass vulnerability was present in the GitHub Enterprise Server (GHES)… CVSS 4.0CRITICAL 10.0
- TI-2024-00181 Unsafe Reflection in Github Enterprise Server leading to Command Injection CVSS 3.1CRITICAL 9.8
- TI-2024-00466 Privilege Escalation by Code Injection in the Management Console in GitHub Enterprise Server CVSS 3.1HIGH 8.8
- TI-2026-03340 Remote code execution via git push option injection in GitHub Enterprise Server CVSS 4.0HIGH 8.7
- TI-2024-08804 Improper signature verification in GitHub Enterprise Server CVSS 4.0CRITICAL 9.5
- TI-2026-08177 Server-side request forgery in GitHub Enterprise Server CVSS 4.0CRITICAL 9.2
Sources
- CVE-2023-6690 · CVE Program
- CVE-2023-6690 · NVD
- FIRST EPSS
- GHSA-jp67-5wh7-6mjx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences