CVE-2026-41126

Published April 22nd, 2026

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CVSS v3

4.3

MEDIUM

CVSS v2

N/A

Affected

PROJECT

Description

BigBlueButton is an open-source virtual classroom. Versions prior to 3.0.24 have an Open Redirect through bigbluebutton/api/join via get-parameter "logoutURL." Version 3.0.24 has adjusted the handling of requests with incorrect checksum so that the default logoutURL is used. No known workarounds are available.

bigbluebutton/bigbluebutton

A complete web conferencing system for virtual classes and more!

GitHub

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