From c4ed6172a5e25336e0a76140b8e1a75d63c47c2d Mon Sep 17 00:00:00 2001
From: Darren Sim <darren@designamite.co.uk>
Date: Tue, 4 Oct 2022 00:04:01 +0100
Subject: [PATCH] fix bug in addAttachment with folder's instead of filenames

---
 src/PHPMailer.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/PHPMailer.php b/src/PHPMailer.php
index bd604301..8cddd581 100644
--- a/src/PHPMailer.php
+++ b/src/PHPMailer.php
@@ -1863,7 +1863,7 @@ class PHPMailer
         if (!static::isPermittedPath($path)) {
             return false;
         }
-        $readable = file_exists($path);
+        $readable = is_file($path);
         //If not a UNC path (expected to start with \\), check read permission, see #2069
         if (strpos($path, '\\\\') !== 0) {
             $readable = $readable && is_readable($path);