CVE-2018-16586

In Open Ticket Request System (OTRS) 4.0.x before 4.0.32, 5.0.x before 5.0.30, and 6.0.x before 6.0.11, an attacker could send a malicious email to an OTRS system. If a logged in user opens it, the email could cause the browser to load external image or CSS resources.

Date published : 2018-09-27

Security Advisory 2018-05: Security Update for OTRS Framework

https://github.com/OTRS/otrs/commit/09e80c7752b0d9080688e4597c7495dd109e0963