CVE-2018-16489 – just-extend

Package

Manager: npm
Name: just-extend
Vulnerable Version: >=0 <4.0.0

Severity

Level: Critical

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

EPSS: 0.00437 pctl0.62133

Details

Prototype Pollution in just-extend Versions of `just-extend` before 4.0.0 are vulnerable to prototype pollution. Provided certain input `just-extend` can add or modify properties of the `Object` prototype. These properties will be present on all objects. ## Recommendation Update to version `4.0.0` or later.

Metadata

Created: 2019-02-07T18:17:12Z
Modified: 2023-09-07T18:30:55Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2019/02/GHSA-675m-85rw-j3w4/GHSA-675m-85rw-j3w4.json
CWE IDs: ["CWE-1321", "CWE-400"]
Alternative ID: GHSA-675m-85rw-j3w4
Finding: F390
Auto approve: 1