diff --git a/addons/http_routing/models/ir_http.py b/addons/http_routing/models/ir_http.py
index 9ebec6dca62..ebe37919fee 100644
--- a/addons/http_routing/models/ir_http.py
+++ b/addons/http_routing/models/ir_http.py
@@ -626,7 +626,12 @@ class IrHttp(models.AbstractModel):
         code, values = cls._get_exception_code_values(exception)
 
         request.cr.rollback()
-        if code == 500:
+        if code == 403:
+            response = cls._serve_fallback()
+            if response:
+                cls._post_dispatch(response)
+                return response
+        elif code == 500:
             values = cls._get_values_500_error(request.env, values, exception)
         try:
             code, html = cls._get_error_html(request.env, code, values)
diff --git a/addons/test_website/tests/test_redirect.py b/addons/test_website/tests/test_redirect.py
index 1080530ba0a..39840f9184d 100644
--- a/addons/test_website/tests/test_redirect.py
+++ b/addons/test_website/tests/test_redirect.py
@@ -172,3 +172,40 @@ class TestRedirect(HttpCase):
             'href="/empty_controller_test_redirected?a=a"', r.text,
             "Redirection should have been applied, and query string should not have been duplicated.",
         )
+
+    @mute_logger('odoo.http')  # mute 403 warning
+    def test_04_redirect_301_route_unpublished_record(self):
+        # 1. Accessing published record: Normal case, expecting 200
+        rec1 = self.env['test.model'].create({
+            'name': '301 test record',
+            'is_published': True,
+        })
+        url_rec1 = '/test_website/200/' + slug(rec1)
+        r = self.url_open(url_rec1)
+        self.assertEqual(r.status_code, 200)
+
+        # 2. Accessing unpublished record: expecting 403 by default
+        rec1.is_published = False
+        r = self.url_open(url_rec1)
+        self.assertEqual(r.status_code, 403)
+
+        # 3. Accessing unpublished record with redirect to a 404: expecting 404
+        redirect = self.env['website.rewrite'].create({
+            'name': 'Test 301 Redirect route unpublished record',
+            'redirect_type': '301',
+            'url_from': url_rec1,
+            'url_to': '/404',
+        })
+        r = self.url_open(url_rec1)
+        self.assertEqual(r.status_code, 404)
+
+        # 4. Accessing unpublished record with redirect to another published
+        # record: expecting redirect to that record
+        rec2 = rec1.copy({'is_published': True})
+        url_rec2 = '/test_website/200/' + slug(rec2)
+        redirect.url_to = url_rec2
+        r = self.url_open(url_rec1)
+        self.assertEqual(r.status_code, 200)
+        self.assertTrue(
+            r.url.endswith(url_rec2),
+            "Unpublished record should redirect to published record set in redirect")