CVE-2018-16492

nodejs-extend: Prototype pollution can allow attackers to modify object properties

Published 1 Feb 2019Modified 17 Jun 2026CWE 400, 74

In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Red Hat4.8CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by GHSA (medium), Red Hat (medium), Ubuntu (medium).

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.

Affected packages and fixed versions

Source	Package	Fixed in
debian 11	node-extend	3.0.2-1
debian 12	node-extend	3.0.2-1
debian 13	node-extend	3.0.2-1
debian 14	node-extend	3.0.2-1
echo	node-extend	3.0.2-1
npm::GitHub Security Advisory npm	extend	3.0.2, 2.0.2
Red Hat	rh-nodejs6-nodejs-extend	no fix listed
ubuntu 18.04-ESM	node-extend	no fix listed

References

All 10 references

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