CVE-2020-7598
minimist before 1.2.2 could be tricked into adding or modifying properties of Object.prototype using a "constructor" or "proto" payload.
- Published
- Mar 11, 2020
- Updated
- Aug 4, 2024
- Assigning CNA
- snyk
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:LLow · next 30 days
- Percentile
- 78.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
minimist before 1.2.2 could be tricked into adding or modifying properties of Object.prototype using a "constructor" or "__proto__" payload.
Sources
1Educational lab demonstrating CVE-2020-7598 prototype pollution in minimist with a vulnerable Node.js/Express app, exploit payload, and authentication bypass walkthrough for security research.
Responsible use
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