[MEDIUM] Cross-site Scripting in http exceptions

PKSA-hyt2-1n75-d5g6 CVE-2016-7571 GHSA-vhg8-x858-7wq6

Affected package: drupal/core

Affected version: >=8.0,<8.1.0|>=8.1.0,<8.1.10

Reported by:
FriendsOfPHP/security-advisories, GitHub