CVE-2016-5091: TYPO3

High severity, CVSS 8.1. EPSS: 3.4% chance of exploitation in the next 30 days.

Extbase in TYPO3 4.3.0 before 6.2.24, 7.x before 7.6.8, and 8.1.1 allows remote attackers to obtain sensitive information or possibly execute arbitrary code via a crafted Extbase action.

Affected products

• TYPO3 TYPO3: up to and including 6.2.23; version 7.0.0 only; version 7.0.2 only; version 7.1.0 only; version 7.2.0 only; version 7.3.0 only; …

Published 2017-01-23. Last modified 2026-06-17.