CVE-2020-36632

Katalog CVE

CVSS 9.8 · Critical EPSS 1,2%

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

Deskripsi (NVD)

A vulnerability, which was classified as critical, was found in hughsk flat up to 5.0.0. This affects the function unflatten of the file index.js. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). It is possible to initiate the attack remotely. Upgrading to version 5.0.1 is able to address this issue. The name of the patch is 20ef0ef55dfa028caddaedbcb33efbdb04d18e13. It is recommended to upgrade the affected component. The identifier VDB-216777 was assigned to this vulnerability.

Rincian

Terbit di NVD

25 Desember 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)

1,2% peluang dieksploitasi; lebih tinggi dari 66,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/hughsk/flat/commit/20ef0ef55dfa028caddaedbcb33efbdb04d18e13 patch · advisory pihak ketiga
• https://github.com/hughsk/flat/pull/106 patch · advisory pihak ketiga
• https://github.com/hughsk/flat/issues/105 issue tracking · advisory pihak ketiga
• https://github.com/hughsk/flat/releases/tag/5.0.1 release notes · advisory pihak ketiga
• https://vuldb.com/?ctiid.216777 advisory pihak ketiga
• https://vuldb.com/?id.216777 advisory pihak ketiga