CVE-2020-8147

CRITICAL

utils-extend < 1.0.8 - Prototype Pollution leading to Remote Code Execution or Denial of Service

Title source: llm
STIX 2.1

Description

Flaw in input validation in npm package utils-extend version 1.0.8 and earlier may allow prototype pollution attack that may result in remote code execution or denial of service of applications using utils-extend.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/801522

Scores

CVSS v3 9.8
EPSS 0.0315
EPSS Percentile 86.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-20 CWE-471
Status published
Products (2)
npm/utils-extend 0.0.0npm
utils-extend_project/utils-extend < 1.0.8
Published Apr 03, 2020
Tracked Since Feb 18, 2026