Unrated severityNVD Advisory· Published Oct 30, 2023· Updated Sep 5, 2024
BigBlueButton Stored Cross-site Scripting vulnerability at Guest Lobby
CVE-2023-43797
Description
BigBlueButton 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2<2.6.11 >=2.7.0-beta.3+ 1 more
- (no CPE)range: <2.6.11 >=2.7.0-beta.3
- (no CPE)range: < 2.6.11
Patches
Vulnerability mechanics
References
3- github.com/bigbluebutton/bigbluebutton/commit/304bc851a00558f99a908880f4ac44234a074c9dmitrex_refsource_MISC
- github.com/bigbluebutton/bigbluebutton/pull/18392mitrex_refsource_MISC
- github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6wg-q866-h73xmitrex_refsource_CONFIRM
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