From dfe20532a138e5b972bd80b099e4d2b31b963541 Mon Sep 17 00:00:00 2001
From: Jeremy Stretch <jstretch@netboxlabs.com>
Date: Thu, 29 Jan 2026 19:46:22 -0500
Subject: [PATCH] Closes #21327: Leverage get_by_natural_key() to resolve
 ContentTypes

---
 netbox/netbox/api/fields.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/netbox/netbox/api/fields.py b/netbox/netbox/api/fields.py
index 7dfd7d7eb..0e790b2df 100644
--- a/netbox/netbox/api/fields.py
+++ b/netbox/netbox/api/fields.py
@@ -1,3 +1,4 @@
+from django.contrib.contenttypes.models import ContentType
 from django.core.exceptions import ObjectDoesNotExist
 from django.db.backends.postgresql.psycopg_any import NumericRange
 from django.utils.translation import gettext as _
@@ -109,7 +110,7 @@ class ContentTypeField(RelatedField):
     def to_internal_value(self, data):
         try:
             app_label, model = data.split('.')
-            return self.queryset.get(app_label=app_label, model=model)
+            return ContentType.objects.get_by_natural_key(app_label=app_label, model=model)
         except ObjectDoesNotExist:
             self.fail('does_not_exist', content_type=data)
         except (AttributeError, TypeError, ValueError):