From e0eb6ea5766fe1315d350fa56662f5abee4cf0b8 Mon Sep 17 00:00:00 2001
From: shamoon <4887959+shamoon@users.noreply.github.com>
Date: Wed, 7 Jan 2026 13:02:43 -0800
Subject: [PATCH] Normalize and casefold input in TitleContentFilter

---
 src/documents/filters.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/documents/filters.py b/src/documents/filters.py
index 54f3c1fa0..bf31d360c 100644
--- a/src/documents/filters.py
+++ b/src/documents/filters.py
@@ -41,6 +41,7 @@ from documents.models import PaperlessTask
 from documents.models import ShareLink
 from documents.models import StoragePath
 from documents.models import Tag
+from documents.utils import normalize_nfc
 
 if TYPE_CHECKING:
     from collections.abc import Callable
@@ -162,7 +163,11 @@ class TitleContentFilter(Filter):
     def filter(self, qs, value):
         value = value.strip() if isinstance(value, str) else value
         if value:
-            return qs.filter(Q(title__icontains=value) | Q(content__icontains=value))
+            normalized = normalize_nfc(value) or ""
+            folded = normalized.casefold()
+            return qs.filter(
+                Q(title__icontains=folded) | Q(content__icontains=folded),
+            )
         else:
             return qs