CVE-2022-41964EPSS p41.7%
CVE-2022-41964CVE-2022-41964
bigbluebutton / bigbluebutton
Description
BigBlueButton is an open source web conferencing system. This vulnerability only affects release candidates of BigBlueButton 2.4. The attacker can start a subscription for poll results before starting an anonymous poll, and use this subscription to see individual responses in the anonymous poll. The attacker had to be a meeting presenter. This issue is patched in version 2.4.0. There are no workarounds.
Scoring
| CVSS | 5.7 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N |
| EPSS | 0.55% probability of exploitation · percentile 41.7% · 2026-06-19T12:03:05Z |
| Last modified | 2026-06-17 |