CVE-2026-41127 | THREATINT

Description

BigBlueButton is an open-source virtual classroom. Versions prior to 3.0.24 have a missing authorization that allows viewers to inject/overwrite captions Version 3.0.24 tightened the permissions on who is able to submit captions. No known workarounds are available.

PUBLISHED Reserved 2026-04-17 | Published 2026-04-21 | Updated 2026-04-22 | Assigner GitHub_M

MEDIUM: 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Problem types

CWE-639: Authorization Bypass Through User-Controlled Key

Product status

< 3.0.24

affected

References

github.com/...button/security/advisories/GHSA-q387-2q28-mg33

cve.org (CVE-2026-41127)

nvd.nist.gov (CVE-2026-41127)

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