SS-2015-026: Form field validation message XSS vulnerability

PKSA-mjkn-vqsc-z7x7

Affected package: silverstripe/framework

Affected version: >=3.0.0,<3.1.0|>=3.1.0,<3.1.16|>=3.2.0,<3.2.1

Reported by:
FriendsOfPHP/security-advisories