In the CSV export feature of the CMS itβs possible for the output to contain macros and scripts, which if imported without sanitisation into software (including Microsoft Excel) may be executed.
In order to safeguard against this threat all potentially executable cell values exported from CSV will be prepended with a literal tab character.
github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/framework/SS-2017-007-1.yaml
github.com/silverstripe/silverstripe-framework
github.com/silverstripe/silverstripe-framework/commit/55739fa5af6171594b2cb4f3621d5fcce5e887d4
github.com/silverstripe/silverstripe-framework/commit/cfe1d4f481bf53ea8da2b8608a563e207d923df9
github.com/silverstripe/silverstripe-framework/commit/dd4c5417e7592e29e698af428b72bdb9b6729797
www.silverstripe.org/download/security-releases/ss-2017-007