How severe is CVE-2020-28426?

CVE-2020-28426 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2020-28426 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28426?

CVE-2020-28426 affects Kill-process-on-port Project Kill-process-on-port. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28426?

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-2020-28426 published?

CVE-2020-28426 was published on 2021-02-01 and last updated on 2026-06-17.

CVE-2020-28426

CVE-2020-28426 is a high-severity vulnerability in Kill-process-on-port Project Kill-process-on-port 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-78.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Kill-process-on-port Project Kill-process-on-port
Published: 2021-02-01
Last modified: 2026-06-17

Description

All versions of package kill-process-on-port are vulnerable to Command Injection via a.getProcessPortId.

Frequently asked questions

What is CVE-2020-28426?: All versions of package kill-process-on-port are vulnerable to Command Injection via a.getProcessPortId.
How severe is CVE-2020-28426?: CVE-2020-28426 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2020-28426 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28426?: CVE-2020-28426 affects Kill-process-on-port Project Kill-process-on-port. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28426?: 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-2020-28426 published?: CVE-2020-28426 was published on 2021-02-01 and last updated on 2026-06-17.

References

https://snyk.io/vuln/SNYK-JS-KILLPROCESSONPORT-1055458

Affected products (1)

cpe:2.3:a:kill-process-on-port_project:kill-process-on-port:*:*:*:*:*:node.js:*:*

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