CVE-2020-8548: Masscode

Medium severity, CVSS 6.1. EPSS: 1.4% chance of exploitation in the next 30 days.

massCode 1.0.0-alpha.6 allows XSS via crafted Markdown text, with resultant remote code execution (because nodeIntegration in webPreferences is true).

Affected products

• Masscode Masscode: version 1.0.0 only

Published 2020-02-03. Last modified 2026-06-17.