[TYPO3-announce] URGENT: Critical vulnerability in TYPO3 CMS has been found and fixed

TYPO3 Security Team security at typo3.org
Tue May 24 10:39:09 CEST 2016

Dear TYPO3 users!

It has been discovered that TYPO3 CMS has a missing access check, which makes it vulnerable to Remote Code Execution and Information Disclosure.

For details on the issue please read the accordant advisory:

TYPO3-CORE-SA-2016-013: Missing Access Check in TYPO3 CMS

The advisory contains detailed instructions how to patch installations and which versions have been released containing a fix.

In general the TYPO3 Security Team recommends to read the following pages:

The TYPO3 Security Guide:

Make sure you are subscribed to the TYPO3 Announce List:

See all TYPO3 security advisories:


Helmut Hummel
Member of the TYPO3 Security Team

TYPO3 Security Team homepage: https://typo3.org/teams/security/

E-Mail: security at typo3.org

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