Zulip

Zulip Server before 2.1.3 allows XSS via a Markdown link, with resultant account takeover.

The image thumbnailing handler in Zulip Server versions 1.9.0 to before 2.0.8 allowed an open redirect that was visible

In Zulip Server versions from 1.7.0 to before 2.0.7, a bug in the new user signup process meant that users who registere

Zulip server before 2.0.5 incompletely validated the MIME types of uploaded files. A user who is logged into the server

The Markdown parser in Zulip server before 2.0.5 used a regular expression vulnerable to exponential backtracking. A use

In Zulip Server versions before 1.7.2, there was an XSS issue with user uploads and the (default) LOCAL_UPLOADS_DIR stor

In Zulip Server versions before 1.7.2, there was an XSS issue with stream names in topic typeahead.

In Zulip Server versions 1.5.x, 1.6.x, and 1.7.x before 1.7.2, there was an XSS issue with muting notifications.

In Zulip Server versions before 1.7.2, there were XSS issues with the frontend markdown processor.

In Zulip Server before 1.7.1, on a server with multiple realms, a vulnerability in the invitation system lets an authori

Zulip Server 1.5.1 and below suffer from an error in the implementation of the invite_by_admins_only setting in the Zuli

An error in the implementation of an autosubscribe feature in the check_stream_exists route of the Zulip group chat appl