converse.jsis a web based XMPP/Jabber instant messaging client.
Affected versions of this package are vulnerable to Information Exposure. It allows remote attackers to obtain sensitive information because it is too difficult to determine whether safe publication of private data was configured or even intended. For example, users might have an expectation that chatroom bookmarks are private, but the various interacting software components do not necessarily make that happen.
converse.js to version 3.3.3 or higher.