CVE-2018-16489
CRITICALjust-extend < 4.0.0 - Prototype Pollution via Function Property Injection
Title source: llmDescription
A prototype pollution vulnerability was found in just-extend <4.0.0 that allows attack to inject properties onto Object.prototype through its functions.
References (1)
Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/430291
Scores
CVSS v3
9.8
EPSS
0.0184
EPSS Percentile
76.3%
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-400
CWE-74
Status
published
Products (2)
just-extend_project/just-extend
< 4.0.0
npm/just-extend
0 - 4.0.0npm
Published
Feb 01, 2019
Tracked Since
Feb 18, 2026