CVE-2022-27238

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

BigBlueButton version 2.4.7 (or earlier) is vulnerable to stored Cross-Site Scripting (XSS) in the private chat functionality. A threat actor could inject JavaScript payload in his/her username. The payload gets executed in the browser of the victim each time the attacker sends a private message to the victim or when notification about the attacker leaving room is displayed.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jun 24, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2022-27238: Medium severity, CVSS 5.4 | Vulnix