Ajax.php issue

Hi there,

Today, when we were writing just a normal post (using the classic editor) and went to add a text link, before we pasted that link on the empty row, this appeared:

Picture

We pushed the dismiss button, and actually our site seems to work faster than it previously did. But should we allow it, and might it be something malicious?

Not sure if this will help: it’s from the Wordfence Live Traffic (the information shows that it was one of our users so his/hers name is hidden underneath that red line):

Picture 2

This has never happened before, and the site has been online for about 18 months now.

• This topic was modified 3 years, 9 months ago by Testaaja.
• This topic was modified 3 years, 9 months ago by Testaaja.
• This topic was modified 3 years, 9 months ago by Testaaja.