TYPO3-CORE-SA-2026-020: TYPO3 CMS - Unrestricted File Upload in Form Framework

PKSA-d4vj-m6hn-xm1j CVE-2026-15305

Affected package: typo3/cms-form

Affected version: >=14.2.0,<14.3.5

Reported by:
FriendsOfPHP/security-advisories