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Medium 5.6Published Mar 11, 2020

CVE-2020-7598minimist before 1.2.2 could be tricked into adding or modifying properties of Object.prototype using a "constructor" or "__proto__" payload.

Updated under an hour ago ()

Does this affect you?

It affects substack minimist and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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

CVSS
5.6 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Weakness (CWE)
Not given
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
snyk
NVD analysis
Modified
Record last updated
Oct 8, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
substack minimist
substack:minimist
before 1.2.2
NVD
opensuse leap
opensuse:leap
15.1
NVD

References

  • x-refsource-misc
  • vendor-advisory, x-refsource-suse

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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