After replacing links, the text on top of links is different than original

We are using latest pdf version, see attached sample project and files.

The developer also posted this question here:

Find-Replace-Issue-With-PDFFile.zip (1.1 MB)
Pdf.zip (574.6 KB)

@Chrisksang

Thank you for getting back to us.

We are investigating the scenario and will share our findings with you soon. Kindly follow up in respective thread.