From b525810c14a5602f11949a40529f6a809c29b679 Mon Sep 17 00:00:00 2001
From: Dennis Verspuij <dennisverspuij@users.noreply.github.com>
Date: Mon, 19 Mar 2018 10:01:20 +0000
Subject: [PATCH] Fix removal of on=... attributes from html generated from
 markdown

---
 plugins/markdown/markdown.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/markdown/markdown.php b/plugins/markdown/markdown.php
index 6b4aabf3a..2f24e4172 100644
--- a/plugins/markdown/markdown.php
+++ b/plugins/markdown/markdown.php
@@ -288,7 +288,7 @@ function ($match) { return escape($match[0]); },
             $description);
     }
     $description = preg_replace(
-        '#(<[^>]+)on[a-z]*="?[^ "]*"?#is',
+        '#(<[^>]+\s)on[a-z]*="?[^ "]*"?#is',
         '$1',
         $description);
     return $description;