From 3224122df083c0be9bd08078c7d747500df20e54 Mon Sep 17 00:00:00 2001
From: Bavisetti Narayan <72156168+NarayanBavisetti@users.noreply.github.com>
Date: Wed, 16 Jul 2025 01:04:59 +0530
Subject: [PATCH] [WEB-1643] chore: support cyrillic characters in subject
 #7336

---
 apps/api/plane/bgtasks/email_notification_task.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/apps/api/plane/bgtasks/email_notification_task.py b/apps/api/plane/bgtasks/email_notification_task.py
index dcc37796dd..5a601dcb8a 100644
--- a/apps/api/plane/bgtasks/email_notification_task.py
+++ b/apps/api/plane/bgtasks/email_notification_task.py
@@ -21,8 +21,8 @@ from plane.utils.exception_logger import log_exception
 
 
 def remove_unwanted_characters(input_text):
-    # Keep only alphanumeric characters, spaces, and dashes.
-    processed_text = re.sub(r"[^a-zA-Z0-9 \-]", "", input_text)
+    # Remove only control characters and potentially problematic characters for email subjects
+    processed_text = re.sub(r"[\x00-\x1F\x7F-\x9F]", "", input_text)
     return processed_text