CVE-2026-41126 (GCVE-0-2026-41126)

Vulnerability from cvelistv5 – Published: 2026-04-21 23:22 – Updated: 2026-04-22 14:16
VLAI
Title
BigBlueButton has Open Redirect through bigbluebutton/api/join via get-parameter "logoutURL"
Summary
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.
Severity
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-04-22 14:16 UTC
CWE
  • CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')
Assigner
GitHub_M CNA under the mitre root
CNA scorecard C 72/100 over 8129 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
bigbluebutton bigbluebutton Affected: < 3.0.24
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

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