CVE-2023-6690

Name: CVE-2023-6690
Creator: NVD / NIST
Published: 2023-12-21T21:15:14.053+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2/10EPSS 0.33%

Last modified Jun 17, 2026

CVE-2023-6690 is a low-severity vulnerability rated 2/10 on the CVSS scale. 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. . EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

2/10

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N

EPSS Probability

0.33%

24.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Github	Enterprise Server	>= 3.8.0, < 3.8.12
Github	Enterprise Server	>= 3.9.0, < 3.9.7
Github	Enterprise Server	>= 3.10.0, < 3.10.4
Github	Enterprise Server	3.11.0

References

https://docs.github.com/en/enterprise-server@3.10/admin/release-notes#3.10.4Release Notes
https://docs.github.com/en/enterprise-server@3.11/admin/release-notes#3.11.1Release Notes
https://docs.github.com/en/enterprise-server@3.8/admin/release-notes#3.8.12Release Notes
https://docs.github.com/en/enterprise-server@3.9/admin/release-notes#3.9.7Release Notes
https://docs.github.com/en/enterprise-server@3.10/admin/release-notes#3.10.4Release Notes
https://docs.github.com/en/enterprise-server@3.11/admin/release-notes#3.11.1Release Notes
https://docs.github.com/en/enterprise-server@3.8/admin/release-notes#3.8.12Release Notes
https://docs.github.com/en/enterprise-server@3.9/admin/release-notes#3.9.7Release Notes

Timeline

Published: Dec 21, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-6690?

How severe is CVE-2023-6690?

CVE-2023-6690 has a CVSS score of 2/10 (LOW severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.

How do I fix CVE-2023-6690?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-6690?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST