BigBlueButton is an open source web conferencing system. Starting in version 2.2 and prior to versions 2.3.18 and 2.4.1, an attacker could send messages to a locked chat within a grace period of 5s any lock setting in the meeting was changed. The attacker needs to be a participant in the meeting. Versions 2.3.18 and 2.4.1 contain a patch for this issue. There are currently no known workarounds.

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-33594 BigBlueButton is an open source web conferencing system. Starting in version 2.2 and prior to versions 2.3.18 and 2.4.1, an attacker could send messages to a locked chat within a grace period of 5s any lock setting in the meeting was changed. The attacker needs to be a participant in the meeting. Versions 2.3.18 and 2.4.1 contain a patch for this issue. There are currently no known workarounds.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 10 Nov 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-04-23T18:20:10.802Z

Reserved: 2022-04-13T00:00:00.000Z

Link: CVE-2022-29234

cve-icon Vulnrichment

Updated: 2024-08-03T06:17:54.164Z

cve-icon NVD

Status : Modified

Published: 2022-06-02T00:15:08.290

Modified: 2026-06-17T04:39:53.207

Link: CVE-2022-29234

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses