How severe is CVE-2024-42471?

CVE-2024-42471 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-42471 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-42471?

CVE-2024-42471 primarily affects Github Actions/artifact. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-42471?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-42471 have an EU (EUVD) identifier?

Yes. CVE-2024-42471 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2737.

When was CVE-2024-42471 published?

CVE-2024-42471 was published on 2024-09-02 and last updated on 2026-06-17.

CVE-2024-42471

CVE-2024-42471 is a high-severity vulnerability in Github Actions/artifact with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2737
Weakness: CWE-22
Affected product: Github Actions/artifact
Published: 2024-09-02
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2024-42471?: 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.
How severe is CVE-2024-42471?: CVE-2024-42471 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-42471 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-42471?: CVE-2024-42471 primarily affects Github Actions/artifact. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-42471?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-42471 have an EU (EUVD) identifier?: Yes. CVE-2024-42471 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2737.
When was CVE-2024-42471 published?: CVE-2024-42471 was published on 2024-09-02 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:github:actions\/artifact:*:*:*:*:*:node.js:*:*
cpe:2.3:a:github:actions_toolkit:-:*:*:*:*:*:*:*

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