high CPU UniFi Network after upgrade UniFi OS 4.2.12

[niekniek89]

The problem

Since I upgraded my UniFi Gateway to the latest version (4.2. 12), I have an increased CPU usage in combination with the UniFi Network integration.

As soon as I stop the integration, the CPU immediately drops (from +- 50 to 19).

What version of Home Assistant Core has the issue?

2025.6.1

What was the last working version of Home Assistant Core?

2025.6.1

What type of installation are you running?

Home Assistant OS

Integration causing the issue

UniFi

Link to integration documentation on our website

No response

Diagnostics information

No response

Example YAML snippet

Anything in the logs that might be useful for us?

Additional information

Already tried the following:

Removed and re-added UniFi Network integration
Restart Home Assistant
Restart UniFi Gateway

UniFi Protect did not have this issue.

[home-assistant]

Hey there @Kane610, mind taking a look at this issue as it has been labeled with an integration (unifi) you are listed as a code owner for? Thanks!

Code owner commands

Code owners of unifi can trigger bot actions by commenting:

• @home-assistant close Closes the issue.
• @home-assistant rename Awesome new title Renames the issue.
• @home-assistant reopen Reopen the issue.
• @home-assistant unassign unifi Removes the current integration label and assignees on the issue, add the integration domain after the command.
• @home-assistant add-label needs-more-information Add a label (needs-more-information, problem in dependency, problem in custom component) to the issue.
• @home-assistant remove-label needs-more-information Remove a label (needs-more-information, problem in dependency, problem in custom component) on the issue.

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unifi documentation
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