The creating record functionality in Extension table administration library (feuser_adminLib.inc) in TYPO3 4.5.0 through 4.5.31, 4.7.0 through 4.7.16, and 6.0.0 through 6.0.11 allows remote attackers to write to arbitrary fields in the configuration database table via crafted links, aka "Mass Assignment."

The Content Editing Wizards component in TYPO3 4.5.0 through 4.5.31, 4.7.0 through 4.7.16, 6.0.0 through 6.0.11, and 6.1.0 through 6.1.6 allows remote authenticated backend users to unserialize arbitrary PHP objects, delete arbitrary files, and possibly have other unspecified impacts via an unspecified parameter, related to a "missing signature."

The (old) Form Content Element component in TYPO3 4.5.0 through 4.5.31, 4.7.0 through 4.7.16, 6.0.0 through 6.0.11, and 6.1.0 through 6.1.6 allows remote authenticated editors to generate arbitrary HMAC signatures and bypass intended access restrictions via unspecified vectors.

Cross-site scripting (XSS) vulnerability in Extension Manager in TYPO3 4.5.x before 4.5.32 and 4.7.x before 4.7.17 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Multiple cross-site scripting (XSS) vulnerabilities in Content Editing Wizards in TYPO3 4.5.x before 4.5.32, 4.7.x before 4.7.17, 6.0.x before 6.0.12, 6.1.x before 6.1.7, and the development versions of 6.2 allow remote authenticated users to inject arbitrary web script or HTML via unspecified parameters.