fix: produce relative redirect location url for same origin

pieh · pieh · commit 767ab9755d10 · 2025-09-16T11:13:43.000+02:00
diff --git a/edge-runtime/lib/response.ts b/edge-runtime/lib/response.ts
@@ -210,7 +210,7 @@ export const buildResponse = async ({
       logger.withFields({ redirect_url: redirect }).debug('Redirect url is same as original url')
       return
     }
-    edgeResponse.headers.set('location', redirect)
+    edgeResponse.headers.set('location', relativizeURL(redirect, request.url))
   }
 
   // Data requests shouldn't automatically redirect in the browser (they might be HTML pages): they're handled by the router

Original file line number	Diff line number	Diff line change
`@@ -210,7 +210,7 @@ export const buildResponse = async ({`
`210`	`210`	`logger.withFields({ redirect_url: redirect }).debug('Redirect url is same as original url')`
`211`	`211`	`return`
`212`	`212`	`}`
`213`		`- edgeResponse.headers.set('location', redirect)`
	`213`	`+ edgeResponse.headers.set('location', relativizeURL(redirect, request.url))`
`214`	`214`	`}`
`215`	`215`
`216`	`216`	`// Data requests shouldn't automatically redirect in the browser (they might be HTML pages): they're handled by the router`