From d39f2583c82d37966c07057440eee2b4831b7210 Mon Sep 17 00:00:00 2001
From: Allen Shaw <allen@JoineryHQ.com>
Date: Wed, 3 Aug 2016 12:20:34 -0500
Subject: [PATCH] CRM-19173: Strip Bcc header.

---
 CRM/Utils/Mail.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CRM/Utils/Mail.php b/CRM/Utils/Mail.php
index bfc9216cd1..a1f51ef0b3 100644
--- a/CRM/Utils/Mail.php
+++ b/CRM/Utils/Mail.php
@@ -267,6 +267,7 @@ class CRM_Utils_Mail {
       }
       if (!empty($headers['Bcc'])) {
         $to[] = CRM_Utils_Array::value('Bcc', $headers);
+        unset($headers['Bcc']);
       }
     }
     if (is_object($mailer)) {
-- 
2.25.1