Firmware Updates 2026

Release Date: October 20, 2026

Abstract

This is a minor release, which includes improvements and fixes some issues.

New features

• UWP IDE: added SH2DUG24 compatibility.

Enhancements

• UWP IDE: added a Project Name section on the Controller Discovery window.
• UWP IDE: added an About window on the Home page.
• UWP IDE: improved PIR DALI-2 Occupancy sensor settings.
• UWP IDE: added the Enable rollover option for Fx Hour Counter function.

Fixes and improvements

• ID 533 – UWP Controller: json message error on Azure IoT Service which push data of all energy meters, including energy meters not selected for reporting.
• ID 541 – UWP IDE: Temdis modules were incorrectly reported as "not used in any function", despite being correctly configured and intended to be part of the application.
• ID 548 – UWP IDE: the API documentation generated by UWP IDE for the Fx Comparator function contained incorrect commands.
• ID 556 – UWP Controller: data missing when generating reports.

Release Date: October 12, 2026

New features

• No updates

Enhancements

• SW-4137 – Added a manual action to acknowledge a decreased meter counter. It clears the warning and resumes history tracking while preserving the meter's absolute value and offset; the counter itself is not reset.

Fixes and improvements

• SW-4109 – Fixed an issue that could cause an EMS10 to stop reading data from connected meters.
• SW-4151 – Fixed an issue where a custom logo was displayed with incorrect dimensions on the Web UI login page.

Security

• SW-4115 – Addressed CVE-2025-39682.
• SW-4119 – Addressed CVE-2025-39964.
• SW-4125 – Addressed CVE-2026-53266.
• SW-4155 – Addressed CVE-2026-43503.

Release Date: September 25, 2026

New features

• EMS No updates

Enhancements

• No updates

Fixes and improvements

• EMS-4084 – Fixed an issue during firmware upgrade from the Web UI where the timeout chain was misaligned, causing the request to be terminated after 300 seconds while the device was still flashing.
• EMS-4039 – Fixed an issue affecting EMS10 data graph visualization reported by a customer in South Africa.
• EMS-4120 – Fixed an issue where the Maia service was disabled and the Activation Code information disappeared after upgrading to firmware release 1.1.6.3 on EMS10 devices.

Security

• No updates

Release Date: September 18, 2026

New features

• EMS 3186 - New Wizard First Setup and WebApp reset recovery codes

Enhancements

• No updates

Fixes and improvements

• EMS 3954 – Wi-Fi LAN Station mode: mismatch between the IP and MAC addresses displayed in Advanced IP Scanner.
• EMS 3807 – Fixed and issue caused after upgrading the EMS from version 1.0.6 to 1.0.7 and then to 1.1.4.3. Since then, the create graph function has stopped working.
• EMS 3836 – Disable the Add Device button when the device limit is reached.
• EMS 3962 – No values are displayed after the first login.

Security

• EMS 3958 - Fix IPv6 fragmentation heap overflow vulnerability (CVE-2026-53362, CVSS 7.8)

Release Date: August 25, 2026

New features

• no updates

Enhancements

• EMS 3679 - BACnet: added "Location” and “description” parameter in the BACnet settings page.
• EMS 3611 - Webapp engine upgraded to Angular 22

Fixes and improvements

• EMS 3766 - Solved: Azure IoT service could not be enabled
• EMS 3807 - Fixed an issue where the shortcut to the History Widget chart no longer worked.
• EMS 3895 - EMS main meter firmware upgrade issue solved (introduced in release 1.1.2.3)

Security

• EMS 3837 - Fix IPv6 neighbour discovery use-after-free vulnerability (CVE-2025-21760, CVSS 8.1)

Release Date: June 04, 2026

New features

• EMS 3519 – Added legacy drivers for EM330 and EM340 energy meters running firmware versions released before 2018.

Enhancements

• EMS 3549 – Updated and enhanced the color palette used for charts in dashboards.
• EMS 3582 – Added APIs to describe object structures and improved the related documentation.

Fixes and improvements

• EMS 3530 – Fixed an issue where the custom error condition management parameter was not saved correctly.
• EMS 3537 – Fixed an issue where firmware updates could skip the mandatory milestone release.
• EMS 3539 – Fixed an issue causing the web application to display an error after 5 minutes while a firmware upgrade was still in progress.

Security

• no updates

Release Date: May 06, 2026

New features

• EMS-2924 – Root filesystem verification (Secure Boot).

Enhancements

• EMS-3373 – The System Information page does not display any information about the current IP settings when the Wi-Fi Station mode is used.

Fixes and improvements

• EMS-3368 – Database estimation times are displayed in UTC time.
• EMS-3374 – The EMS info page does not display the Wi-Fi IP when the "Station" working mode is used (wrong IP and incorrect information shown).
• EMS-3377 – In the Devices section, where only the power variables of a device are displayed, the label is incorrect.
• EMS-3394 – After double-clicking the “arrow down” button on the instrument, the variable pages start scrolling automatically without stopping.

Security

• EMS-3495 – Fix Linux kernel memory corruption vulnerability (CVE-2026-31431, CVSS 7.8).
• EMS-3496 – Fix Linux kernel use-after-free vulnerability (CVE-2025-38079, CVSS 7.8).

Release Date: April 10, 2026

This milestone version must be installed in the EMS to enable updating the device with future FW updates. Starting from the next FW releases, if you attempt to update a device running an earlier version, you will first need to upgrade it to version 1.0.7.3.

New features

• EMS-3006 - Added WM15, WM20, WM30 and WM40 drivers.
• EMS-2637 - Added gauge widget to display real-time variables on dashboards.
• EMS-3187 - Added database consumption widget in the info page of the web-App.

Enhancements

• EMS-3312 – The default Wi-Fi password is now displayed on the information page of the display.

Fixes and improvements

• EMS-3270 – When logging in as USER or GUEST, no signals are displayed.
• EMS-3263 – Negative energy counters should not increase when the main meter is configured as EASY CONNECTION.
• EMS-3334 – The default dashboard is not created after performing the initial setup from the display.

Security

Release Date: March 19, 2026

This milestone version must be installed in the EMS to enable updating the device with future FW updates. Starting from the next FW releases, if you attempt to update a device running an earlier version, you will first need to upgrade it to version 1.0.6.3.

New features

• EMS-3210 - Added support for MQTT real-time policy

Enhancements

• EMS-3131 – Added two labels in the Modbus gateway window.
• EMS-3157 - Wrong VAT number in terms and conditions document.
• EMS-2987 - MAIA: let user disable fleet management leaving VPN enabled.

Fixes and improvements

• EMS-3139 - Settings saved for MQTT Generic service are not stored correctly.
• EMS-3137 - Not possible to change the EMS name in the system settings.
• EMS-3133 - "Login time" in "Online users" section looks not matching with the PC the user has logged in
• EMS-2992 - BACnet client does not find an EMS set with DHCP.
• EMS-2993 - After deleting an account, it's not possible to add another account with the same e-mail addressed used by the deleted account.
• EMS-3046 - Data logging settings card does not appear when using Firefox browser.
• EMS-3081 - Auto discovery of EM600 doesn't work.
• EMS-3120 - Some EMS10s don't automatically perform the EM600 series auto-scan after system upgrade to release 1.0.5.3.
• EMS-3121 - Time does not change for variables belonging to widget after changing Time & Time Zone.
• EMS-3140 - Duplicate account after save error.
• EMS-3124 - ESY module configured as a 3-Phase load doesn't show the correct variables.

Security

• EMS-2657 – Improved secure key management.