Please read this bulletin for a description and solutions on all mentioned issues:
TYPO3 Security Bulletin TYPO3-SA-2010-008: Vulnerability in TYPO3 Core
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T3CON Recap—TYPO3 CMS & AI: Three Snapshots of AI-Powered Content Management
AI will change content management forever. At T3CON23, speakers demonstrated AI-powered CMS features far beyond text and image generation.