Description
BigBlueButton is an open source web conferencing system. Users in meetings with private chat enabled are vulnerable to a cross site scripting attack in affected versions. The attack occurs when the attacker (with xss in the name) starts a chat. in the victim's client the JavaScript will be executed. This issue has been addressed in version 2.4.8 and 2.5.0. There are no known workarounds for this issue.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
bigbluebutton bigbluebutton
< 2.4.8affected
References
- https://github.com/bigbluebutton/bigbluebutton/pull/15090 ↗
- https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-hwv2-5pf5-hr87 ↗
- https://github.com/bigbluebutton/bigbluebutton/pull/15067 ↗
- https://pentests.nl/pentest-blog/stored-xss-in-bigbluebutton/ ↗
- http://seclists.org/fulldisclosure/2022/Jun/52 ↗
- http://packetstormsecurity.com/files/167682/BigBlueButton-2.3-2.4.7-Cross-Site-Scripting.html ↗