CVEvulnerability
CVE-2022-31064
5.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-06-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
- CVSS 3.1 ([email protected])
- 5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:N/AC:H/Au:S/C:N/I:P/A:N
- Weaknesses
- CWE-79
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 configurations
• bigbluebutton bigbluebutton (>= 2.4 < 2.4.8)
• bigbluebutton bigbluebutton 2.3.0
• bigbluebutton bigbluebutton 2.4.9
• bigbluebutton bigbluebutton 2.5
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- http://packetstormsecurity.com/files/167682/BigBlueButton-2.3-2.4.7-Cross-Site-Scripting.html Exploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2022/Jun/52 Exploit, Mailing List, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/pull/15067 Patch, Release Notes, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/pull/15090 Patch, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-hwv2-5pf5-hr87 Patch, Third Party Advisory
- https://pentests.nl/pentest-blog/stored-xss-in-bigbluebutton/ Exploit, Third Party Advisory
- http://packetstormsecurity.com/files/167682/BigBlueButton-2.3-2.4.7-Cross-Site-Scripting.html Exploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2022/Jun/52 Exploit, Mailing List, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/pull/15067 Patch, Release Notes, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/pull/15090 Patch, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-hwv2-5pf5-hr87 Patch, Third Party Advisory
- https://pentests.nl/pentest-blog/stored-xss-in-bigbluebutton/ Exploit, Third Party Advisory