CVE-2020-7770

Katalog CVE

CVSS 9.8 · Critical EPSS 1,9%

Kerentanan Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') pada json8 project json8. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

This affects the package json8 before 1.0.3. The function adds in the target object the property specified in the path, however it does not properly check the key being set, leading to a prototype pollution.

Rincian

Terbit di NVD

12 November 2020

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)

1,9% peluang dieksploitasi; lebih tinggi dari 79,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/sonnyp/JSON8/commit/2e890261b66cbc54ae01d0c79c71b0fd18379e7e patch · advisory pihak ketiga
• https://snyk.io/vuln/SNYK-JS-JSON8-1017116 exploit · advisory pihak ketiga