--- title: "SECURITY-ISSUE-FOUND-IN-TYPO3-CORE-2: Security issue found in TYPO3 core" url: "https://news.typo3.com/security/advisory/security-issue-found-in-typo3-core-2" image: "https://news.typo3.com/_assets/d1e01514e4c4a5b3147940fa2ec50682/Images/og-image-news.jpg" date: 2026-06-11 modified: 2026-06-11 categories: - "Developer & Technology" - Security --- # SECURITY-ISSUE-FOUND-IN-TYPO3-CORE-2: Security issue found in TYPO3 core - [Developer & Technology](https://news.typo3.com/article/category/developer-technology) - [Security](https://news.typo3.com/article/category/security-1) SECURITY-ISSUE-FOUND-IN-TYPO3-CORE-2: Security issue found in TYPO3 core ======================================================================== 16 December 2011 ![A laptop screen displaying a list of security advisories](https://news.typo3.com/typo3temp/assets/_processed_/d/c/csm_security_blog_default_77f8e86036.webp) - ![](https://news.typo3.com/typo3temp/assets/t3g/blog/gravatar/bbf959d8e683550c90ae922aff9145d8.jpeg)[Marcus Krause](https://news.typo3.com/article/author/marcus-krause) ### It has been discovered that missing request parameter validation could lead to Remote Code Execution. Please read the advisory for a description and solutions of the issue: [TYPO3 Security Bulletin TYPO3-CORE-SA-2011-004: Remote Code Execution vulnerabilitiy in TYPO3 Core](https://typo3.org/security/advisory/typo3-core-sa-2011-004) **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 ![](https://news.typo3.com/typo3temp/assets/t3g/blog/gravatar/b5c88386e5b1d8fca79d0652427922d2.jpeg) About the Author [Marcus Krause](https://news.typo3.com/article/author/marcus-krause) [More posts by this author](https://news.typo3.com/article/author/marcus-krause)