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CVE-2023-22381 Details

Description

A code injection vulnerability was identified in GitHub Enterprise Server that allowed setting arbitrary environment variables from a single environment variable value in GitHub Actions when using a Windows based runner. To exploit this vulnerability, an attacker would need existing permission to control the value of environment variables for use with GitHub Actions. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.8.0 and was fixed in versions 3.4.15, 3.5.12, 3.6.8, 3.7.5. This vulnerability was reported via the GitHub Bug Bounty program.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:4.1 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://docs.github.com/en/[email protected]/admin/release-notes#3.4.15	CVE	Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.5.12	CVE	Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.6.8	CVE	Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.7.5	CVE	Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes	CVE	Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.4.15	[email protected]	Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.5.12	[email protected]	Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.6.8	[email protected]	Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes#3.7.5	[email protected]	Release Notes
https://docs.github.com/en/[email protected]/admin/release-notes	[email protected]	Release Notes

see all 10 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-94	Improper Control of Generation of Code ('Code Injection')	[email protected]
CWE-94	Improper Control of Generation of Code ('Code Injection')	[email protected]

Affected Products

Product	Versions
github enterprise server	< 3.4.15 >= 3.5.0, < 3.5.12 >= 3.6.0, < 3.6.8 >= 3.7.0, < 3.7.5
CPE cpe:2.3:a:github:enterprise_server:::::::: Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Mar 10, 2023	Initial Analysis	[email protected]