Improper access control in the newsletter module (see GHSA-3r9g-pfhv-3228)

PKSA-r5wh-6cgq-ck8m

Affected package: contao/newsletter-bundle

Affected version: >=5.0.0,<5.3.50|>=5.4.0,<5.7.12

Reported by:
FriendsOfPHP/security-advisories