CVE-2020-28953
In BigBlueButton before 2.2.29, a user can vote more than once in a single poll.
Date published : 2020-11-19
https://github.com/bigbluebutton/bigbluebutton/commit/d2cb02b3bd670265c6b1ba003f87fc261e0ac3e1
https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28…v2.2.29