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  4. Web Attack: TYPO3 CMS CVE-2019-12747

Web Attack: TYPO3 CMS CVE-2019-12747

Severity: High

This attack could pose a serious security threat. You should take immediate action to stop any damage or prevent further damage from happening.


This signature detects the attempt to exploit Deserialization Privilege Escalation vulnerability on the affected machine.

Additional Information

TYPO3 is vulnerable to Deserialization Privilege Escalation attack. Successfully exploiting these issues will allow attackers to execute arbitrary PHP code on the underlying system as authenticated user.


  • TYPO3 8.x through 8.7.26 and 9.x through 9.5.7.


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