CVE-2019-12747: TYPO3

High severity, CVSS 8.8. EPSS: 1.6% chance of exploitation in the next 30 days.

TYPO3 8.x through 8.7.26 and 9.x through 9.5.7 allows Deserialization of Untrusted Data.

Affected products

• TYPO3 TYPO3: from 8.3.0, up to and including 8.7.26; from 9.0.0, up to and including 9.5.7

Published 2019-07-09. Last modified 2026-06-17.