How severe is CVE-2020-28267?

CVE-2020-28267 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-28267 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28267?

CVE-2020-28267 affects Set Project Set. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28267?

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-2020-28267 published?

CVE-2020-28267 was published on 2020-11-10 and last updated on 2026-06-17.

CVE-2020-28267

CVE-2020-28267 is a high-severity vulnerability in Set Project Set with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Set Project Set
Published: 2020-11-10
Last modified: 2026-06-17

Description

Prototype pollution vulnerability in '@strikeentco/set' version 1.0.0 allows attacker to cause a denial of service and may lead to remote code execution.

Frequently asked questions

What is CVE-2020-28267?: Prototype pollution vulnerability in '@strikeentco/set' version 1.0.0 allows attacker to cause a denial of service and may lead to remote code execution.
How severe is CVE-2020-28267?: CVE-2020-28267 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-28267 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28267?: CVE-2020-28267 affects Set Project Set. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28267?: 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-2020-28267 published?: CVE-2020-28267 was published on 2020-11-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:set_project:set:1.0.0:*:*:*:*:node.js:*:*

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CVE-2021-23497 — High (CVSS 7.5): This affects the package @strikeentco/set before 1.0.2. It allows an attacker to cause a denial of service and may lead…

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