Select your installed version below to instantly see whether it carries known security vulnerabilities, what changed in each release, and what steps you can take next.
Helpful resources: download the free trial, browse the TOP Server FAQ, review support coverage, watch how-to videos.
Select the version you are on and the page will update the risk status below. Versions 7.x and newer show as not at risk.
Download the free trial to evaluate TOP Server 7 with full functionality, or check the FAQ for upgrade steps, licensing questions, and release notes.
The table below shows all advisories across every release.
| Version | Release Date | Risk | Security Advisory Summary |
|---|---|---|---|
| v5.0-v5.19 | Oct 2011 - Oct 2015 | At Risk | Security-specific release notes were not part of this period. Various driver updates, some of which were security related, were included. |
| V6.0 | Nov 15, 2016 | At Risk | Security-specific release notes were not part of this release. Various driver updates, some of which were security related, were included. |
| V6.1 | Apr 4, 2017 | At Risk | Fixed issues related to TLS versions below 1.2 and server-side certificate validation for HTTPS endpoints. |
| V6.2 | Jul 6, 2017 | At Risk | Security-specific release notes were not part of this release. Various driver updates, some of which were security related, were included. |
| V6.3 | Sep 27, 2017 | At Risk | Fixed issues related to TLS versions below 1.2 and server-side certificate validation for HTTPS endpoints. |
| V6.4 | Dec 13, 2017 | At Risk | Fixed issues related to TLS versions below 1.2 and server-side certificate validation for HTTPS endpoints. |
| V6.5 | Jun 19, 2018 | At Risk | Fixed issues related to TLS versions below 1.2 and server-side certificate validation for HTTPS endpoints. |
| V6.6 | Nov 14, 2018 | At Risk | Security-specific release notes were not part of this release. Various driver updates, some of which were security related, were included. |
| V6.7 | Jun 27, 2019 | At Risk | Updated to the latest version of OpenSSL for improved security. Secure Installation Guide updated with best practices and warning dialogs. |
| V6.8 | Dec 17, 2019 | At Risk | Updated to OpenSSL 1.1.1k for improved security. Configuration API defaults to TLS 1.2 and higher. New installs require a 14-character minimum password. |
| V6.9 | Jun 2, 2020 | At Risk | Various driver updates, some of which were security related, were included. Updated to OpenSSL 1.1.1k for improved security. |
| V6.10 | Feb 23, 2021 | At Risk | Security improvements implemented. Installer now installs Visual Studio 2015-2019 C++ redistributable as a primary dependency. |
| V6.11 | Dec 21, 2021 | At Risk | This version contains several security enhancements. Updating to this version of the product is strongly recommended. |
| V6.12 | Jun 23, 2022 | At Risk | Several security enhancements. Strongly recommended. Added user permissions for controlling access to the Event Log. |
| V6.13 | Jan 26, 2023 | At Risk | Several security enhancements. Updating to this version is strongly recommended. |
| V6.14 | Jul 25, 2023 | At Risk | Updates include OpenSSL 3.0, deprecation of TLS 1.0/1.1, and certificate-level security for Siemens S7 Plus Ethernet driver. |
| V6.15 | Nov 14, 2023 | At Risk | Several security enhancements. Strongly recommended. Secure Deployment Guide updated to address UNC path injection attacks. |
| V6.16 | May 16, 2024 | At Risk | Several security enhancements. Strongly recommended. Certificate-level security for IEC 61850 MMS Client driver supported. |
| V6.17 | Nov 5, 2024 | At Risk | Several security enhancements. Strongly recommended. Secure Authentication Version 5 (Sav5) support added to DNP3 driver. |
| 7.0.236.0 | Nov 25, 2025 | Not at Risk | Current TOP Server 7 family release; supported family example from the operating system support page. |
| 7.1.271.0 | May 26, 2026 | Not at Risk | Current TOP Server 7 family release; latest version listed on the operating system support page. |
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