How severe is CVE-2020-28494?

CVE-2020-28494 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.

Is CVE-2020-28494 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28494?

CVE-2020-28494 affects Totaljs Total.js. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28494?

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-2020-28494 published?

CVE-2020-28494 was published on 2021-02-02 and last updated on 2026-06-17.

CVE-2020-28494

CVE-2020-28494 is a high-severity vulnerability in Totaljs Total.js with a CVSS 3.x base score of 8.6. 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 8.6)
CVSS v2: 7.5
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Totaljs Total.js
Published: 2021-02-02
Last modified: 2026-06-17

Description

This affects the package total.js before 3.4.7. The issue occurs in the image.pipe and image.stream functions. The type parameter is used to build the command that is then executed using child_process.spawn. The issue occurs because child_process.spawn is called with the option shell set to true and because the type parameter is not properly sanitized.

Frequently asked questions

What is CVE-2020-28494?: This affects the package total.js before 3.4.7. The issue occurs in the image.pipe and image.stream functions. The type parameter is used to build the command that is then executed using child_process.spawn. The issue occurs because child_process.spawn is called with the option shell set to true and because the type parameter is not properly sanitized.
How severe is CVE-2020-28494?: CVE-2020-28494 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.
Is CVE-2020-28494 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28494?: CVE-2020-28494 affects Totaljs Total.js. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28494?: 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-2020-28494 published?: CVE-2020-28494 was published on 2021-02-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:totaljs:total.js:*:*:*:*:*:node.js:*:*

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