From 5192aeb66f4cc01a6026251ce198eee5644b2291 Mon Sep 17 00:00:00 2001
From: Alexander Todorov <atodorov@otb.bg>
Date: Fri, 28 Jun 2024 13:12:48 +0300
Subject: [PATCH] Strip \n and \r characters from email subjects to avoid
 crashes

Fixes Sentry KIWI-TCMS-P7, https://kiwitcms.sentry.io/issues/5547586648/
---
 tcms/core/history.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tcms/core/history.py b/tcms/core/history.py
index 76a9fcccc2..484de0041a 100644
--- a/tcms/core/history.py
+++ b/tcms/core/history.py
@@ -54,6 +54,8 @@ def history_email_for(instance, title):
         "pk": instance.pk,
         "title": title,
     }
+    # no multi-line email headers
+    subject = subject.replace("\n", " ").replace("\r", " ")
 
     body = (
         _(