CVE-2021-23470

Katalog CVE

CVSS 9.8 · Critical EPSS 1,3%

Kerentanan Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') pada putil-merge project putil-merge. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

This affects the package putil-merge before 3.8.0. The merge() function does not check the values passed into the argument. An attacker can supply a malicious value by adjusting the value to include the constructor property. Note: This vulnerability derives from an incomplete fix in https://security.snyk.io/vuln/SNYK-JS-PUTILMERGE-1317077

Rincian

Terbit di NVD

4 Februari 2022

Terakhir diubah

17 Juni 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)

1,3% peluang dieksploitasi; lebih tinggi dari 68,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://snyk.io/vuln/SNYK-JS-PUTILMERGE-2391487 exploit · advisory vendor
• https://github.com/panates/putil-merge/commit/476d00078dfb2827d7c9ee0f2392c81b864f7bc5 patch · advisory pihak ketiga