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.

INFO

Published Date :

2026-04-21T23:22:34.575Z

Last Modified :

2026-04-22T14:16:24.217Z

Source :

GitHub_M
AFFECTED PRODUCTS

The following products are affected by CVE-2026-41126 vulnerability.

Vendors Products
Bigbluebutton
  • Bigbluebutton
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-41126.

URL Resource
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-cvwj-4pcp-f3g8 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact