CVE-2026-47347: CVE-2026-47347: Open Redirect Vulnerability in TYPO3 CMS GeneralUtility::sanitizeLocalUrl
CVSS Score: 5.3 Published: 2026-06-12 Full Report: https://cvereports.com/reports/CVE-2026-47347
CVE-2026-47347 is an open redirect vulnerability affecting multiple TYPO3 CMS versions. The issue resides in GeneralUtility::sanitizeLocalUrl, where an insufficient blocklist validation implementation fails to prevent browsers from normalizing malformed relative paths into external protocol-relative redirections. Attackers can exploit this to conduct phishing, session hijacking, or credential harvesting campaigns.