1888415 - Page does not load correctly on status.ppy.sh with Standard ETP

Status: NEW

(Web Compatibility :: Privacy: Site Reports, defect, P3)

Description

[Calin Tanase]

Attachment: Standard vs Strict vs ETP OFF.mp4

Environment:
Operating system: Windows 10
Firefox version: Nightly 126.0a1 (2024-03-27)

Preconditions:
• ETP set to STANDARD
• Clean profile

Steps to reproduce:

1. Go to https://status.ppy.sh
2. Observe the page.

Expected Behaviour:
The page has a dark background and no errors are displayed.

Actual Behaviour:
The page has a light background and there's an error displayed.

Notes:

1. Screen rec attached
2. Reproducible on Firefox Release as well
3. Not reproducible with ETP disabled
4. The page is blank with Strict ETP
5. The page is blank in Private mode with both Strict and Standard ETP but loads as expected with ETP OFF

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

Since nightly and release are affected, beta will likely be affected too.
For more information, please visit BugBot documentation.

Comment 2

[Emma Zühlcke [:emz]]

This is caused by ETP blocking storage access for https://p.datadoghq.com. Apart from the error message I don't see any obvious breakage.