CVE-2020-12113: Bigbluebutton

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

BigBlueButton before 2.2.4 allows XSS via closed captions because dangerouslySetInnerHTML in React is used.

Affected products

• Bigbluebutton Bigbluebutton: before 2.2.4 (fixed in 2.2.4)

Published 2020-04-23. Last modified 2026-06-17.