[TYPO3-announce] Authentication Bypass in TYPO3 CMS 4.5

TYPO3 Security Team security at typo3.org
Thu Feb 19 10:19:18 CET 2015

Dear TYPO3 users!

It has been discovered that TYPO3 CMS 4.5 is susceptible to Authentication Bypass.

For details on the issue please read the accordant advisory:

TYPO3-CORE-SA-2015-001: Authentication Bypass in TYPO3 CMS 4.5

Updating or patching your installations to fix this CRITICAL vulnerability is STRONGLY ADVISED!

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: http://typo3.org/teams/security/

E-Mail: security at typo3.org

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