This patch fix the CWE-79 Security Issue
More information available at this address :
first clone the project into the /tmp folder
git clone https://github.com/wolfyzvf/Zimbra-Collaboration-CWE-79 /tmp/Zimbra-Collaboration-CWE-79
Then apply the patch as a Zimbra user
chmod +x /tmp/Zimbra-Collaboration-CWE-79/install.sh
su - zimbra
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses/.