These Release notes cover New Features, Enhancements, and Fixes to the Digi Accelerated Linux Operating System for the XBee Hive for Wi-SUN product lines.

Supported Products

  • XBee Hive for Wi-SUN

Known Issues

  1. Wi-Fi LED is always off, and Wi-Fi interfaces in the web UI show as down or disconnected even when active. This will be fixed in an upcoming release. [LCG-1344]

  2. For traffic from ETH, firewall rule "Allow incoming IPv6 traffic to Wi-SUN from trusted networks" is overriden by "Allow all outgoing traffic" because ETH is in the internal zone. [WSBR-248]

  3. If IPv6 prefix delegation and Wi-SUN is enabled but there is no DHCPv6-PD server available the Wi-SUN Border Router application will not run. [WSBR-356]

  4. Cellular Modem Firmware selection through the Web UI can show firmware options not applicable to the product. [LCG-1306]

  5. Upgrade to latest modem firmware option in the Web UI does not properly update the modem firmware. [LCG-1307]

  6. CLI command 'modem firmware ota list' fails to return a firmware list in some instances. [LCG-1308]

  7. Digi Remote Manager connection type shows 'Ethernet' when device is connected through the Wi-Fi interface. [LCG-1319]

Update Best Practices

Digi recommends the following best practices:

  1. Test the new release in a controlled environment with your application before rolling out this new version.

  2. Unless otherwise noted, apply updates in the following order:

    1. Device firmware

    2. Modem firmware

    3. Configuration

    4. Application

Digi recommends Digi Remote Manager for automated device updates. For more information, see the Digi Remote Manager User Guide.

If you prefer manually updating one device at a time, follow these steps:

  1. Log into the Web UI.

  2. Navigate to the System > Firmware Update page.

  3. Click on the Download from Server tab.

  4. Select the appropriate firmware version.

  5. Click UPDATE FIRMWARE.

  6. The device will automatically reboot once the firmware update is complete.

Technical Support

Get the help you need via our Technical Support team and online resources. Digi offers multiple support levels and professional services to meet your needs. All Digi customers have access to product documentation, firmware, drivers, knowledge base and peer-to-peer support forums. Visit us at https://www.digi.com/support to find out more.

Change Log

Mandatory release = A firmware release with a critical or high security fix rated by CVSS score. For devices complying with ERC/CIP and PCIDSS, their guidance states that updates are to be deployed onto device within 30 days of release

Recommended release = A firmware release with medium or lower security fixes, or no security fixes Note that while Digi categorizes firmware releases as mandatory or recommended, the decision if and when to apply the firmware update must be made by the customer after appropriate review and validation.

Version 26.4.41.25 (May 2026)

This is a Mandatory release

Security Fixes

  1. Implemented fix for "Dirty Frag" exploit. (CVE-2026-43500, CVE-2026-43284)

  2. Implemented fix for "Copy Fail" exploit. (CVE-2026-31431)

  3. Implemented fix for "dnsmasq" exploits. (CVE-2026-2291, CVE-2026-4890, CVE-2026-4891, CVE-2026-4892, CVE-2026-4893, CVE-2026-5172)

  4. Update OpenSSH to include fixes for various security issues. (CVE-2026-35414, CVE-2025-61984, CVE-2025-61985, CVE-2026-35385, CVE-2026-35386, CVE-2026-35387, CVE-2026-35388)

New Features

  1. Added Wi-SUN revoke command to allow for removing previously authenticated nodes from the Wi-SUN FAN. [WSBR-879, WSBR-751]

  2. Added support for using an installed XBee 3 Cellular module for location-data via GNSS. [LCG-623]

  3. Added support for Wi-SUN node discover via Digi Remote Manager and CLI commands. [WSBR-12]

  4. Added support for Wi-SUN node XBee Firmware Update on the PAN through local and Remote Manager commands. [WSBR-22, WSBR-34]

  5. Added support for sending Remote AT Commands for XBee Nodes on the Wi-SUN PAN. [WSBR-27]

  6. Added improvement to Wi-SUN specific logging to help improve monitoring the network and diagnosis of issues. [WSBR-802]

  7. Added support for more expansive Remote Manager control of Wi-SUN networks and management. [WSBR-807]

Bug Fixes

  1. Fixed issue where Wi-Fi LED stays off and Web UI shows Wi-Fi down even if active AP or client-mode connection. [LCG-1344]

  2. Fixed issue where Wi-Fi enabled devices did not have DHCPv6 functionality enabled. [WSBR-739]

  3. Fixed issue where the Wi-SUN Border Router was not always restarting when trust_store CA cert entries were modified. [WSBR-740]

  4. Fixed issue where digidevice.led was missing from device firmware. [WSBR-782]

  5. Fixed issue that allowed for Wi-SUN configuration to be inconsistent when device reboot is performed during the config save process. [WSBR-834]

  6. Fixed issue where registering new xbee devices would cause syntax errors in debug logs. [WSBR-835]

  7. Fixed issue where "wisun xbee get" CLI command would return illegible responses. [WSBR-525]

  8. Fixed issue where Wi-SUN process would not restart after a crash without user intervention. [WSBR-864]

  9. Fixed issue where Wi-SUN process would not start if auth method "RADIUS" or "Digi Remote Manager" were selected during a reset. [WSBR-876]

  10. Fixed issue where instances of an XBee Wi-SUN node abandoning it’s OTA firmware update not being detected and handled appropriately in some instances. [WSBR-898]

  11. Fixed issue where SSH connections on the IPv6 link-local address would not be accepted. [WSBR-1019]

  12. Fixed issue where connecting via LAN directly between PC and the Wi-SUN Border Router would not allow for Web UI access. [WSBR-1043]

  13. Fixed issue where changing allowlist entries while in use caused the Border Router to fall back to allowlist disabled. [WSBR-1046]

  14. Fixed issue where using the CLI "show network" and "show network verbose" commands would always show the Wi-SUN network as "down" even if enabled and functional. [WSBR-1066]

Version 25.8.138.70 (March 2026)

This is a recommended release

Bug Fixes

  1. Fixed issue where updating the gateway firmware via the Web GUI could sometimes give you a 'Firmware list missing' error. [LCG-1392]

  2. Fixed issue where the default recovery profile in some instances was not using the correct TH/SMT target for the on board XBee. [LCG-1394]

  3. Fixed issue where 868/900 Gateways default recovery would fail. [LCG-1327]

  4. Fixed issue where XBee Firmware DigiMesh updates via XBee Update Manager would Fail on initial attempt. [LCG-1393]

  5. Fixed issue where the default DigiMesh profile was attempting to set ATD6 to an invalid value. [LCG-1397]

Version 25.8.138.60 (October 2025)

This is a mandatory release

New Features

  1. Initial Release of XBee Hive for Wi-SUN Firmware.