CVE-2026-16266

Katalog CVE

CVSS 4.0 · Medium EPSS 0,42%

Kerentanan Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution'). Skor CVSS 3.1 4.0 (Medium) menurut snyk.io.

Deskripsi (NVD)

Versions of the package mongo-object before 3.0.3 are vulnerable to Prototype Pollution via the expandKey() function in util.js. An attacker can modify the JavaScript prototype chain by supplying a crafted property path containing special keys such as __proto__.

Rincian

Terbit di NVD

21 Juli 2026

Terakhir diubah

23 Juli 2026

Status NVD

Awaiting Analysis

CVSS 3.1

4.0 (Medium), sumber snyk.io
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

EPSS (30 hari)

0,42% peluang dieksploitasi; lebih tinggi dari 34,9% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/longshotlabs/mongo-object/blob/4f7a570f2a2fcfa9417b7870d5f859e9574ec73c/src/util.ts%23L251
• https://github.com/longshotlabs/mongo-object/commit/638314107d8b397e5453c28e41729522b3e8d67c
• https://github.com/longshotlabs/mongo-object/issues/27
• https://security.snyk.io/vuln/SNYK-JS-MONGOOBJECT-13816714