What’s Vulnerable › Vulnerabilities

CVE-2020-7598: Prototype Pollution in minimist

• Severity: medium (CVSS 5.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-03-11 · updated 2026-10-08
• Weakness: CWE-1321

Description

minimist before 1.2.2 could be tricked into adding or modifying properties of Object.prototype using a "constructor" or "__proto__" payload.

Affected products

• openSUSE Leap: 15.1
• Substack Minimist: before 1.2.2 — fixed in 1.2.2
• Npm Minimist: before 0.2.1; from 1.0.0 before 1.2.3 — fixed in 0.2.1, 1.2.3

How to fix

Upgrade to a fixed version: Substack Minimist 1.2.2; Npm Minimist 0.2.1, 1.2.3. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00024.html
• https://snyk.io/vuln/SNYK-JS-MINIMIST-559764
• http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00024.html
• https://snyk.io/vuln/SNYK-JS-MINIMIST-559764

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