It was discovered that the jQuery version embedded in OTRS, a ticket request system, was prone to a cross site scripting vulnerability in jQuery.extend().

For Debian 8 Jessie, this problem has been fixed in version 3.3.18-1+deb8u14.

We recommend that you upgrade your otrs2 packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS