YouTube ad’s have started popping up

Description of the issue: from today YouTube has started showing ads. It was flawless till yesterday

Exact URL of the website in question: all YouTube videos

Screenshot of the ad as it appears in Brave:

Did the issue present with default Shields settings? (yes/no) Yes

Does the site function as expected when Shields are turned off? Yes

Does the ad appear when using a Private window as well? (yes/no) Yes

What OS are you using when you see the ad?: iOS 26.4.2

Brave version (check About Brave): 1.89 (144)