CVE-2024-39302: Bigbluebutton

Low severity, CVSS 3.7. EPSS: 0.5% chance of exploitation in the next 30 days.

BigBlueButton is an open-source virtual classroom designed to help teachers teach and learners learn. An attacker may be able to exploit the overly elevated file permissions in the `/usr/local/bigbluebutton/core/vendor/bundle/ruby/2.7.0/gems/resque-2.6.0` directory with the goal of privilege escalation, potentially exposing sensitive information on the server. This issue has been patched in version(s) 2.6.18, 2.7.8 and 3.0.0-alpha.7.

Affected products

• Bigbluebutton Bigbluebutton: before 2.6.18 (fixed in 2.6.18); from 2.7.0, before 2.7.8 (fixed in 2.7.8); from 2.8.0, before 3.0.0-alpha.7 (fixed in 3.0.0-alpha.7)

Published 2024-06-28. Last modified 2026-06-17.