--- title: "TYPO3-EXT-SA-2019-003: Multiple vulnerabilities in extension \"femanager\" (femanager)" url: "https://news.typo3.com/security/advisory/typo3-ext-sa-2019-003" description: "It has been discovered that the extension \"femanager\" (femanager) is susceptible to Validation Bypass and Information Disclosure" image: "https://news.typo3.com/_assets/d1e01514e4c4a5b3147940fa2ec50682/Images/og-image-news.jpg" date: 2026-06-11 modified: 2026-06-11 categories: - "Developer & Technology" - TYPO3 Extensions --- # TYPO3-EXT-SA-2019-003: Multiple vulnerabilities in extension "femanager" (femanager) - [Developer & Technology](https://news.typo3.com/article/category/developer-technology) - Security / [TYPO3 Extensions](https://news.typo3.com/article/category/security/typo3-extensions) TYPO3-EXT-SA-2019-003: Multiple vulnerabilities in extension "femanager" (femanager) ==================================================================================== 22 January 2019 ![A laptop screen displaying a list of security advisories](https://news.typo3.com/typo3temp/assets/_processed_/d/c/csm_security_blog_default_77f8e86036.webp) It has been discovered that the extension "femanager" (femanager) is susceptible to Validation Bypass and Information Disclosure - ![](https://news.typo3.com/typo3temp/assets/t3g/blog/gravatar/e4eaa13e33dd086a9c06f2570cb34609.jpeg)[Torben Hansen](https://news.typo3.com/article/author/torben-hansen) - Release Date: January 22, 2019 - Component Type: Third party extension. This extension is not a part of the TYPO3 default installation. - Vulnerability Type: Multiple vulnerabilities - Affected Versions:  4.2.2 and below - Severity: Medium - Suggested CVSS v3.0: [AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:F/RL:O/RC:C](https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator?vector=AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:F/RL:O/RC:C) - CVE: not assigned yet ### Problem Description It is possible to bypass configured server side validation rules which allows an attacker to create frontend user records with invalid data. Also, the eID script allows an attacker to set various validators using GET parameters resulting in information disclosure of field values from the fe\_users table. ### Solution An updated version 4.2.3 is available from the TYPO3 extension manager and at . Users of the extension are advised to update the extension as soon as possible. ### Credits Thanks to Marcus Bitzl, Johannes Baiter and Loek Hilgersom who discovered and reported the vulnerability. ### General Advice Follow the recommendations that are given in the [TYPO3 Security Guide](https://docs.typo3.org/typo3cms/CoreApiReference/Security/Index.html#security-guidelines). Please subscribe to the [typo3-announce](http://lists.typo3.org/cgi-bin/mailman/listinfo/typo3-announce) mailing list. ![](https://news.typo3.com/typo3temp/assets/t3g/blog/gravatar/7cf52722a5b7183b29d378a2284bd103.jpeg) About the Author [Torben Hansen](https://news.typo3.com/article/author/torben-hansen) Open Source Enthusiast & TYPO3 Expert I’m a passionate open-source advocate and dedicated TYPO3 expert. As a freelancer, I offer professional TYPO3 services to clients while actively contributing to the TYPO3 ecosystem. I have developed several public TYPO3 extensions and serve as the Co-Lead of the TYPO3 Security Team, helping to enhance the platform’s security and functionality. For many years, I have been blogging about TYPO3, sharing insights and expertise with the community. [More posts by this author](https://news.typo3.com/article/author/torben-hansen)