Vulnerabilities > Zulip > Zulip Server > Medium

DATE CVE VULNERABILITY TITLE RISK
2018-04-18 CVE-2018-9987 Cross-site Scripting vulnerability in Zulip Server
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.
network
low complexity
zulip CWE-79
6.1
2018-04-18 CVE-2018-9986 Cross-site Scripting vulnerability in Zulip Server
In Zulip Server versions before 1.7.2, there were XSS issues with the frontend markdown processor.
network
low complexity
zulip CWE-79
6.1
2017-06-02 CVE-2017-0896 Missing Authorization vulnerability in Zulip Server
Zulip Server 1.5.1 and below suffer from an error in the implementation of the invite_by_admins_only setting in the Zulip group chat application server that allowed an authenticated user to invite other users to join a Zulip organization even if the organization was configured to prevent this.
network
low complexity
zulip CWE-862
6.5
2017-03-28 CVE-2017-0881 Incorrect Authorization vulnerability in Zulip Server
An error in the implementation of an autosubscribe feature in the check_stream_exists route of the Zulip group chat application server before 1.4.3 allowed an authenticated user to subscribe to a private stream that should have required an invitation from an existing member to join.
network
low complexity
zulip CWE-863
4.3