Update HTTP request headers, body, and referrer policy on CORS redirect

Category: Miscellaneous
Type: Chromium catches up
Status: Enabled by default (Chrome 135)
Intent stage: None

Summary

Update the HTTP request on CORS redirect by removing the request-body-headers and body if the method has changed, and updating the referrer policy. These request updates align with the Fetch spec and match the behavior implemented by Firefox and Safari to improve compatibility.

Motivation

Match the spec described behavior implemented by Firefox and Safari to improve compatibility.

Standards & signals

Specification: https://fetch.spec.whatwg.org/#http-redirect-fetch
Firefox: Shipped/Shipping
Safari: Shipped/Shipping
Web developers: Positive
Tracking bug: https://issues.chromium.org/issues/40686262

View on chromestatus.com