# CVE-2026-41127

> Vulnerability · severity: **MEDIUM** (CVSS 6.5).

## 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.

## Key facts

- **CVE ID:** CVE-2026-41127
- **Published:** 2026-04-22
- **CVSS severity:** MEDIUM
- **CVSS base score:** 6.5
- **CWE codes:** CWE-639

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-41127

## Citation

> AI Analytics. CVE-2026-41127. Retrieved 2026-07-20 from https://api.ai-analytics.org/cve/CVE-2026-41127. Derived from NIST NVD. Licensed CC0.

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