Creation of Temporary File With Insecure Permissions vulnerability in Apache XML Graphics FOP. This issue affects Apache XML Graphics FOP: through 2.11. Users are recommended to upgrade to version 2.12, which fixes the issue.
https://lists.apache.org/thread.html/f8mys56y18wjmp1wzg4qmx6hhyjxgo0f
https://issues.apache.org/jira/browse/FOP-3284