CVE-2018-16492

CRITICAL

extend <2.0.2, 3.0.0-3.0.2 - Prototype Pollution

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-16492. PoCs published by dsp-testing.

AI-analyzed exploit summary This repository is a legitimate Node.js utility library for object extension, not an exploit PoC. It contains no offensive techniques or vulnerability demonstrations.

Description

A prototype pollution vulnerability was found in module extend <2.0.2, ~<3.0.2 that allows an attacker to inject arbitrary properties onto Object.prototype.

Exploits (1)

nomisec WRITEUP
by dsp-testing · poc
https://github.com/dsp-testing/CVE-2018-16492

This repository is a legitimate Node.js utility library for object extension, not an exploit PoC. It contains no offensive techniques or vulnerability demonstrations.

Classification
Writeup 100%
Attack Type
Other
Complexity
Trivial
Reliability
Theoretical
Target: N/A
No auth needed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/381185

Scores

CVSS v3 9.8
EPSS 0.0252
EPSS Percentile 85.8%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-74 CWE-400
Status published
Products (2)
extend_project/extend < 2.0.2
npm/extend 3.0.0 - 3.0.2npm
Published Feb 01, 2019
Tracked Since Feb 18, 2026