[MEDIUM] Lack of access control on upoaded files

PKSA-5yvt-vswv-zn54 CVE-2019-12245 GHSA-jvx5-rm6q-gx7p

Affected package: silverstripe/framework

Affected version: >=4.4.0,<4.4.4|>=4.0.0,<4.3.6|>=3.7.0,<3.7.4|<3.6.8

Reported by:
GitHub