CVE-2022-31064CWE-79

Cross site scripting in username that will trigger by sending chat

Medium · published June 27, 2022

CVSS v3.1
6.5
EPSS
1%
Percentile
69.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.01270 · 69.6th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2022-06-27T19:50Z
EPSS history
Timeline
  • 27 JUN 19:50Z
    Cross site scripting in username that will trigger by sending chat
    cvelistv5