CVE-2022-31064
Medium
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.
SeverityMedium
CVSS6.5
Exploit probability—
ProductBigbluebutton
PublishedJun 27, 2022
First seenJun 27, 2022
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- bigbluebutton bigbluebutton2.4.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| bigbluebutton bigbluebutton | 2.4 ≤ v < 2.4.8, 2.3.0, 2.4.9, 2.5 | 2.4.8 |
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