CVE-2023-43797

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2023-43797
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-10-30 23:15:00 UTC
Updated2023-11-07 23:08:00 UTC
DescriptionBigBlueButton is an open-source virtual classroom. Prior to versions 2.6.11 and 2.7.0-beta.3, Guest Lobby was vulnerable to cross-site scripting when users wait to enter the meeting due to inserting unsanitized messages to the element using unsafe innerHTML. Text sanitizing was added for lobby messages starting in versions 2.6.11 and 2.7.0-beta.3. There are no known workarounds.

Risk And Classification

Problem Types: CWE-79

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Bigbluebutton Bigbluebutton All All All All
Application Bigbluebutton Bigbluebutton 2.7.0 alpha1 All All
Application Bigbluebutton Bigbluebutton 2.7.0 alpha2 All All
Application Bigbluebutton Bigbluebutton 2.7.0 alpha3 All All
Application Bigbluebutton Bigbluebutton 2.7.0 beta1 All All
Application Bigbluebutton Bigbluebutton 2.7.0 beta2 All All

References

ReferenceSourceLinkTags
chore: Merge 2.6.11 into 2.7 by antobinary · Pull Request #18392 · bigbluebutton/bigbluebutton · GitHub MISC github.com
Merge pull request from GHSA-v6wg-q866-h73x · bigbluebutton/bigbluebutton@304bc85 · GitHub MISC github.com
Stored XSS at Guest Lobby · Advisory · bigbluebutton/bigbluebutton · GitHub MISC github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report