CVE-2021-4124: Meetecho Janus

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

janus-gateway is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected products

• Meetecho Janus: up to and including 0.11.6

Published 2021-12-16. Last modified 2026-06-17.