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Third party cookies from google tag manager 'SameSite None' warning in Chrome #1200

@nadorator

Description

@nadorator

Summary
On every website using googletagmanager with gtag.js we got the same warning in google Chrome console since many years:
image

Please change the SameSite settings to use Lax instead of None because our clients thinks that there is a security flaw and have difficulties to understand this bug is due to google miss usage of third party cookies.

Browser(s)/Version(s)
Google Chrome Version 120.0.6099.216 (older too) and later

Expected Behavior
Cookies third party from googletagmanager should be Lax to not see the warning about future blocked cookies.

Actual Behavior
The warning is displayed for every Google tag manager cookies using samesite none.

Steps to Reproduce
Use googletag manager for analytics, or recaptcha or any google api service. Example in console logs :
https://www.bensdeco.be/fr/

Corresponding bug: #561

Regards,
Nadorator

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