CVE-2021-44906: substack minimist

csirt@kutim:~/threat-intel/cve/CVE-2021-44906

CVSS 9.8 · Critical EPSS 4,6%

Kerentanan Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') pada substack minimist. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

Minimist <=1.2.5 is vulnerable to Prototype Pollution via file index.js, function setKey() (lines 69-95).

Rincian

Terbit di NVD: 17 Maret 2022
Terakhir diubah: 8 Oktober 2026
Status NVD: Modified
CVSS 3.1: 9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
EPSS (30 hari): 4,6% peluang dieksploitasi; lebih tinggi dari 91,4% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
substack	minimist	Semua versi sebelum 1.2.6

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/substack/minimist/issues/164 exploit · issue tracking · patch · advisory pihak ketiga
https://snyk.io/vuln/SNYK-JS-MINIMIST-559764 exploit · not applicable · patch · advisory pihak ketiga
https://github.com/Marynk/JavaScript-vulnerability-detection/blob/main/minimist%20PoC.zip exploit · advisory pihak ketiga
https://github.com/substack/minimist/blob/master/index.js#L69 exploit · advisory pihak ketiga
https://stackoverflow.com/questions/8588563/adding-custom-properties-to-a-function/20278068#20278068 issue tracking · advisory pihak ketiga
https://security.netapp.com/advisory/ntap-20240621-0006/

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 9 Okt 2026, 12:28 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.