diff --git a/src/sentry/web/frontend/error_page_embed.py b/src/sentry/web/frontend/error_page_embed.py
index c7242c88309c56..cc2ceabcdd922b 100644
--- a/src/sentry/web/frontend/error_page_embed.py
+++ b/src/sentry/web/frontend/error_page_embed.py
@@ -227,6 +227,11 @@ def dispatch(self, request: Request) -> Response:
             ),
         }
 
-        return render_to_response(
+        errorPageEmbedResponse = render_to_response(
             "sentry/error-page-embed.js", context, request, content_type="text/javascript"
         )
+
+        # User feedback dialog should be available regardless of cross-origin policy
+        errorPageEmbedResponse["Access-Control-Allow-Origin"] = "*"
+
+        return errorPageEmbedResponse
diff --git a/tests/sentry/web/frontend/test_error_page_embed.py b/tests/sentry/web/frontend/test_error_page_embed.py
index c75ba5f10aaa63..db984d18a7d12b 100644
--- a/tests/sentry/web/frontend/test_error_page_embed.py
+++ b/tests/sentry/web/frontend/test_error_page_embed.py
@@ -71,6 +71,7 @@ def test_renders(self):
             HTTP_ACCEPT="text/html, text/javascript",
         )
         assert resp.status_code == 200, resp.content
+        assert resp["Access-Control-Allow-Origin"] == "*"
         self.assertTemplateUsed(resp, "sentry/error-page-embed.html")
 
     def test_uses_locale_from_header(self):