Frank loves solving hard problems with code, enjoys building cool stuff, and works as CTO for TYPO3 GmbH. He's been developing the TYPO3 CMS core since October 2014 and programming professionally since 2000. When he first started with TYPO3, version 3.6 was still in place. In his spare time, he enjoys playing golf and flying drones and has been an active member of the German Red Cross (GRC) for over 30 years. Frank regularly writes about TYPO3, PHP, Open Source Governance, and AI.
May 2023: Developer Appreciation Day (DAD)
Each month, we take the opportunity to celebrate contributors in our Developer Appreciation Day post. Please take a moment to share gratitude for their continued passion, commitment, and time they give to making TYPO3 CMS awesome.
Read moreCoders' Corner: April 2023
Each month, we take the opportunity to celebrate contributors in our Developer Appreciation Day post. Please take a moment to share gratitude for their continued passion, commitment, and time they give to making TYPO3 CMS awesome.
Coders' Corner: March 2023
Each month, we take the opportunity to celebrate contributors in our Developer Appreciation Day post. Please take a moment to share gratitude for their continued passion, commitment, and time they give to making TYPO3 CMS awesome.
Hat Tip to TYPO3 Coders - January 2023
Each month, we take the opportunity to celebrate contributors in our Developer Appreciation Day post. Please take a moment to share gratitude for their continued passion, commitment, and time they give to making TYPO3 CMS awesome.
Pausing of Monthly TYPO3 Review Fridays
Due to the current pandemic, all physical TYPO3 events had to be canceled. Now the development team of TYPO3 GmbH decided to pause the monthly Review Fridays until further notice, which also includes the remote version of the event.
Issues You Might Run Into When Upgrading TYPO3 Extensions
When considering to upgrade your TYPO3 installation, one of the bigger parts you need to take care of is the upgrade of all installed extensions. Some of them might be your own, others are public extensions.
TYPO3-CORE-SA-2019-022: Cross-Site Scripting in Link Handling
It has been discovered that TYPO3 CMS is vulnerable to cross-site scripting in Link Handling.
TYPO3-CORE-SA-2019-021: Cross-Site Scripting in Form Framework validation handling
It has been discovered that TYPO3 CMS is vulnerable to cross-site scripting.
TYPO3-CORE-SA-2019-016: Possible deserialization side-effects in symfony/cache
It has been discovered that a third party dependency used by TYPO3 CMS is susceptible of being used during insecure deserialization.
TYPO3-CORE-SA-2019-015: Cross-Site Scripting in Link Handling
It has been discovered that TYPO3 CMS is vulnerable to cross-site scripting.