Vulnerability Database

319,592

Total vulnerabilities in the database

CVE-2022-41963

BigBlueButton is an open source web conferencing system. Versions prior to 2.4.3 contain a whiteboard grace period that exists to handle delayed messages, but this grace period could be used by attackers to take actions in the few seconds after their access is revoked. The attacker must be a meeting participant. This issue is patched in version 2.4.3 an version 2.5-alpha-1

  • Published: Dec 16, 2022
  • Updated: Nov 16, 2025
  • CVE: CVE-2022-41963
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 2.7
  • AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

CWEs: