1849976 - "Follow" button does not work on support.fandom.com with Strict ETP

Status: NEW

(Core :: Privacy: Anti-Tracking, defect, P3)

Description

[Calin Tanase]

Attachment: Standard vs Strict ETP.mp4

Environment:
Operating system: Windows 10
Firefox version: Nightly 118.0a1 (2023-08-23)

Preconditions:
• ETP set to STRICT
• Clean profile

Steps to reproduce:

1. Go to https://support.fandom.com/hc/en-us/articles/360021262314-I-have-found-a-security-issue
2. Click on the "Follow" button.

Expected Behaviour:
Get redirected to fandom.zendesk.com .

Actual Behaviour:
Nothing happens when the button is clicked.

Notes:

1. Screenshot provided
2. Not reproducible wi Standard ETP
3. Reproducible on Firefox Release as well
4. Reproducible with both Standard and Strict ETP in Private mode
5. Issue found during WebCompat team [Top100] websites testing