[MEDIUM] Sulu: Fix authorization bypass when creating preview links

PKSA-2gwf-7fts-yzvv CVE-2026-82394 GHSA-65cv-w493-7vhq

Affected package: sulu/sulu

Affected version: >=3.0.0-alpha1,<3.0.8|<=2.6.24

Reported by:
GitHub