Unknown content_scripts.js runs and console logs messages

Description of the issue:
For some reason, i am receiving unexpected console logs with these messages
PHANTOM DEBUG: Sent message to extension MessageEvent {isTrusted: true, data: {…}, origin: ‘http://localhost:3000’, lastEventId: ‘’, source: Window, …

i’m don’t recall selecting any of the settings for these to appear.

Steps to Reproduce (add as many as necessary): 1. 2. 3.
not sure, since i have made very few changes to default brave settings

Actual Result (gifs and screenshots are welcome!):


Expected result:
Clean console tab

Reproduces how often:
Every time i navigate to a different page (upon state changes too during development)

Operating System and Brave Version(See the About Brave page in the main menu):
Mac OS Big Sur and Brave 1.45.123

Additional Information:
I’m pretty sure, i noticed this after a recent (auto)update

You probably have phantom extension turned on. Remove it and it works fine.