TYPO3 contains a flaw that is triggered when certain input passed via an unspecified parameter is not properly sanitized by view_help.php before being used in an unserialize() call. This may allow a remote attacker to execute arbitrary PHP code.
Remote / Network Access
Loss of Integrity
Upgrade to version 4.5.19, 4.6.12 or 4.7.4 or higher, as they have been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.
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