---
title: "TYPO3-EXT-SA-2016-023: SQL Injection in extension \"GN Tactics Planner\" (sf_gntactics)"
url: "https://news.typo3.com/security/advisory/typo3-ext-sa-2016-023"
description: "It has been discovered that the extension \"GN Tactics Planner\" (sf_gntactics) is susceptible to SQL Injection."
image: "https://news.typo3.com/_assets/d1e01514e4c4a5b3147940fa2ec50682/Images/og-image-news.jpg"
date: 2026-06-11
modified: 2026-06-11
categories:
  - TYPO3 Extensions
---

# TYPO3-EXT-SA-2016-023: SQL Injection in extension "GN Tactics Planner" (sf_gntactics)

- Security / [TYPO3 Extensions](https://news.typo3.com/article/category/security/typo3-extensions)

TYPO3-EXT-SA-2016-023: SQL Injection in extension "GN Tactics Planner" (sf\_gntactics)
======================================================================================

29 September 2016

![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 "GN Tactics Planner" (sf\_gntactics) is susceptible to SQL Injection.

- ![](https://news.typo3.com/typo3temp/assets/t3g/blog/gravatar/bbf959d8e683550c90ae922aff9145d8.jpeg)[Marcus Krause](https://news.typo3.com/article/author/marcus-krause)

**Release Date:** September 29, 2016

**Component Type:** Third party extension. This extension is not a part of the TYPO3 default installation.

**Affected Versions:** version 0.2.8 and below

**Vulnerability Type:** SQL Injection

**Severity:** Medium

**Suggested CVSS v2.0:** [AV:N/AC:L/Au:N/C:P/I:P/A:P/E:F/RL:O/RC:C](http://jvnrss.ise.chuo-u.ac.jp/jtg/cvss/cvss2.cgi?vector=%28AV:N/AC:L/Au:N/C:P/I:P/A:P/E:F/RL:O/RC:C%29&g=2&lang=en "CVSS calculator") ([What's that?](http://buzz.typo3.org/teams/security/article/use-of-common-vulnerability-scoring-system-in-typo3-security-advisories/ "Blog post on CVSS usage"))

**Problem Description:** The extension fails to properly sanitize user input and is vulnerable to SQL Injection.

**Solution:** Versions of this extension that are known to be vulnerable will no longer be available for download from the TYPO3 Extension Repository. The extension is no longer maintained and the author will not provide a security fix for the reported vulnerability. Please uninstall and delete the extension from your installation.

**Credits**: Credits go to Ingo Schmitt who discovered and reported the vulnerability.

**General advice:** Follow the recommendations that are given in the [TYPO3 Security Guide](http://docs.typo3.org/typo3cms/SecurityGuide/ "Initiates file download"). Please subscribe to the [typo3-announce mailing list](http://lists.typo3.org/cgi-bin/mailman/listinfo/typo3-announce "Opens external link in new window") to receive future Security Bulletins via E-mail.

![](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)