CVE-2018-6882
Zimbra Collaboration Suite: Cross-Site Scripting in Attachment Links.
Halo Surface Signal: 5 out of 5 — more likely to be public-facing.
A cross-site scripting vulnerability in Zimbra Collaboration Suite allows remote attackers to inject web scripts or HTML via email attachments. This could lead to unauthorized code execution within the email interface, posing a risk to affected organizations' data and systems.