CVE-2024-42471

Name: CVE-2024-42471
Creator: NVD / NIST
Published: 2024-09-02T18:15:35.54+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.04%

Last modified Jun 17, 2026

CVE-2024-42471 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. actions/artifact is the GitHub ToolKit for developing GitHub Actions. Versions of `actions/artifact` on the 2.x branch before 2.1.2 are vulnerable to arbitrary file write when using `downloadArtifactInternal`, `downloadArtifactPublic`, or `streamExtractExternal` for extracting a specifically crafted artifact that contains path traversal filenames. EPSS estimates a 3.04% chance of exploitation in the next 30 days.

Description

actions/artifact is the GitHub ToolKit for developing GitHub Actions. Versions of `actions/artifact` on the 2.x branch before 2.1.2 are vulnerable to arbitrary file write when using `downloadArtifactInternal`, `downloadArtifactPublic`, or `streamExtractExternal` for extracting a specifically crafted artifact that contains path traversal filenames. Users are advised to upgrade to version 2.1.2 or higher. There are no known workarounds for this issue.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

3.04%

85.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Github	Actions\/Artifact	>= 2.0.0, < 2.1.7
Github	Actions Toolkit	All versions

References

https://github.com/actions/toolkit/pull/1666
https://github.com/actions/toolkit/security/advisories/GHSA-6q32-hq47-5qq3Vendor Advisory
https://snyk.io/research/zip-slip-vulnerabilityNot Applicable

Timeline

Published: Sep 2, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-42471?

How severe is CVE-2024-42471?

CVE-2024-42471 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.04% probability of exploitation in the next 30 days.

How do I fix CVE-2024-42471?

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-2024-42471?

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

Scan your code now

Source: NVD / NIST