Security vulnerabilities have been discovered in third party TYPO3 extensions: "Photogallery" (ce_gallery), "SEO Photogallery by Evorion" (evgallery).
For further information on all CSB (Collective Security Bulletin) issues, please read the related advisory TYPO3-SA-2011-006 that was published today:
In general the TYPO3 Security Team recommends to read the following pages:
The TYPO3 Security Cookbook:
Make sure you are subscribed to the TYPO3 Announce List:
See all TYPO3 security advisories: