How severe is CVE-2020-28423?

CVE-2020-28423 has a CVSS 3.x base score of 9.8, 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 high.

Is CVE-2020-28423 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28423?

CVE-2020-28423 affects Monorepo-build Project Monorepo-build. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28423?

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-2020-28423 published?

CVE-2020-28423 was published on 2022-08-02 and last updated on 2026-06-17.

CVE-2020-28423

CVE-2020-28423 is a critical-severity vulnerability in Monorepo-build Project Monorepo-build with a CVSS 3.x base score of 9.8. 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-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Monorepo-build Project Monorepo-build
Published: 2022-08-02
Last modified: 2026-06-17

Description

This affects all versions of package monorepo-build.

Frequently asked questions

What is CVE-2020-28423?: This affects all versions of package monorepo-build.
How severe is CVE-2020-28423?: CVE-2020-28423 has a CVSS 3.x base score of 9.8, 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 high.
Is CVE-2020-28423 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28423?: CVE-2020-28423 affects Monorepo-build Project Monorepo-build. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28423?: 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-2020-28423 published?: CVE-2020-28423 was published on 2022-08-02 and last updated on 2026-06-17.

References

https://security.snyk.io/vuln/SNYK-JS-MONOREPOBUILD-1050392

Affected products (1)

cpe:2.3:a:monorepo-build_project:monorepo-build:*:*:*:*:*:node.js:*:*

Other CWE-77 (Command Injection) vulnerabilities

CVE-2026-23652 — Critical (CVSS 10.0): Improper neutralization of special elements used in a command ('command injection') in Microsoft Power Pages allows an…
CVE-2025-59818 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute arbitrary commands on the underlying system using the file…
CVE-2025-64093 — Critical (CVSS 10.0): Remote Code Execution vulnerability that allows unauthenticated attackers to inject arbitrary commands into the…
CVE-2025-64090 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute commands via the hostname of the device.
CVE-2025-61492 — Critical (CVSS 10.0): A command injection vulnerability in the execute_command function of terminal-controller-mcp 0.1.7 allows attackers to…
CVE-2025-10035 — Critical (CVSS 10.0): A deserialization vulnerability in the License Servlet of Fortra's GoAnywhere MFT allows an actor with a validly forged…

Browse all CWE-77 (Command Injection) vulnerabilities →