ANT-2026-MHJX7J31 · typo3 · XSS

xss medium CVE-2026-47345 GHSA-p5j5-4j3q-8mq8 Severity Claude high · Security research firm high · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Doyensec. ANT-2026-MHJX7J31: Stored XSS in TYPO3...