How severe is CVE-2020-28490?

CVE-2020-28490 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2020-28490 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28490?

CVE-2020-28490 affects Async-git Project Async-git. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28490?

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

When was CVE-2020-28490 published?

CVE-2020-28490 was published on 2021-02-18 and last updated on 2026-06-17.

CVE-2020-28490

CVE-2020-28490 is a critical-severity vulnerability in Async-git Project Async-git with a CVSS 3.x base score of 9.1. 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: Critical (CVSS 3.x base score 9.1)
CVSS v2: 7.5
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Async-git Project Async-git
Published: 2021-02-18
Last modified: 2026-06-17

Description

The package async-git before 1.13.2 are vulnerable to Command Injection via shell meta-characters (back-ticks). For example: git.reset('atouch HACKEDb')

Frequently asked questions

What is CVE-2020-28490?: The package async-git before 1.13.2 are vulnerable to Command Injection via shell meta-characters (back-ticks). For example: git.reset('atouch HACKEDb')
How severe is CVE-2020-28490?: CVE-2020-28490 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2020-28490 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28490?: CVE-2020-28490 affects Async-git Project Async-git. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28490?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-28490 published?: CVE-2020-28490 was published on 2021-02-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:async-git_project:async-git:*:*:*:*:*:node.js:*:*

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