[HIGH] Custom action dispatcher bypasses access_control on other routes

PKSA-7ck7-y4vp-mmcz CVE-2026-81892 GHSA-g2fm-8hr4-j82h

Affected version: >=4.0.0,<4.29.16|>=5.0.0,<5.5.1

Reported by:
FriendsOfPHP/security-advisories, GitHub