How severe is CVE-2020-24807?

CVE-2020-24807 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-24807 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24807?

CVE-2020-24807 affects Socket.io-file Project Socket.io-file. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24807?

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.

When was CVE-2020-24807 published?

CVE-2020-24807 was published on 2020-10-06 and last updated on 2026-06-17.

CVE-2020-24807

CVE-2020-24807 is a high-severity vulnerability in Socket.io-file Project Socket.io-file with a CVSS 3.x base score of 7.8. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Socket.io-file Project Socket.io-file
Published: 2020-10-06
Last modified: 2026-06-17

Description

The socket.io-file package through 2.0.31 for Node.js relies on client-side validation of file types, which allows remote attackers to execute arbitrary code by uploading an executable file via a modified JSON name field. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Frequently asked questions

What is CVE-2020-24807?: The socket.io-file package through 2.0.31 for Node.js relies on client-side validation of file types, which allows remote attackers to execute arbitrary code by uploading an executable file via a modified JSON name field. NOTE: This vulnerability only affects products that are no longer supported by the maintainer
How severe is CVE-2020-24807?: CVE-2020-24807 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-24807 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24807?: CVE-2020-24807 affects Socket.io-file Project Socket.io-file. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24807?: 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.
When was CVE-2020-24807 published?: CVE-2020-24807 was published on 2020-10-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:socket.io-file_project:socket.io-file:*:*:*:*:*:node.js:*:*

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